how to install a compression fitting on plastic tubing

The body, nut and sleeve are furnished pre-assembled, ready for installation. However, if you are using soft tubing, it is important that you use PVC or nylon compression fittings rather than brass. Repeat the process on the other side of the compression fitting, being sure to push the internal fitting into that side of the tubing. Yes. Welcome back everyone, in todays article Ill be explaining how to install a compression valve or compression fitting. If you know youll have to eventually disassemble your tubing, it makes sense to use compression fittings. Pop up drain emitter problems: Main Reasons And Effective Solutions. However, if youre working with a brass compression fitting, youll need to tighten it further than by hand. Most basic compression fittings contain a single ferrule. E.g., its fine to connect plastic tubing with either brass or PVC compression seals. Smoking is absolutely prohibited while priming and applying cement. Re-assembly can be accomplished in a similar manner to the initial assembly, although typically fewer turns of the nut are required, since the ferrule is already swaged to the tubing. A inexpensive tubing cutter easily cuts copper pipe. Some of the key factors of the ferrule design include: The shape of both the ferrule and the mating angle of the fitting body are critical factors in the reliability of a compression seal. WebPlastic Compression Fittings Installation Instructions . Do not use pipe thread compound on the threaded fittings. When you push the pipe into the fitting, a lock ring grips the pipe. Refrigerators and other coolant lines normally arent strong enough for brass compression tubing, even with an insert. Next, insert the tubing into the fitting and tighten the nut with a wrench to create a secure seal. Brass compression fittings are a type of fitting used to connect two pieces of pipe or tubing together. The only thing left to do is to tighten the retainer nut. Even so, not everyone can install the fitting correctly. Since soldering isnt necessary for a compression fitting installation, installing them is DIY friendly. But besides knowing how to install a compression fitting on plastic tubing, you must learn how to seal the fittings too. So, the fat end of the taper should face the compression nut while the small taper should go towards the fitting body. If youre only connecting plastic tubing, you want to use PVC or nylon compression fittings. Compression fittings offer an easy-to-install alternative to traditional soldered plumbing connections. Next up, cut the tubing using a pipe cutter and remove the old ferrule. After an hour, turn on the water main and check for any leaks. Slip the compression nut from the compression fitting onto the pipe, then slip on the compression ring. Metal ferrules are attractive because they are stable over a wide temperature range, and they can bear compressive loads without relaxing. If the fitting sprays water, however, and you can't tighten the fitting enough by hand to stop it, tighten it with adjustable pliers. Homes without these devices often have banging pipes. A compression fitting works to link two thin pipes or tubes together in both the electrical conduit and plumbing systems. This article demonstrates how to cut, join and run CPVC water lines. Caution: Wear special solvent-proof gloves for extensive work. Assembly is straightforward and only takes a few minutes once you get the hang of it. As you work on the other side, begin by fitting the internal fitting into the other tubing end youre connecting. Only a small amount is required for it to do its job. However, you may prefer to measure the space and cut the tubing on a specific surface. ). Here, youll want to hand tighten the fitting first and then use a wrench to tighten it further. After all, you cant solder PEX and you cant use glue or clamps on copper. Make sure the room is well ventilated. Open the jaws of the tubing cutter and fit it onto the pipe so the pipe rests squarely against the two flat rollers of the cutter. If the compression fitting leaks, use both wrenches to tighten the compression nut gently until the leak stops. Generally, you should choose the compression fitting designed for the harder material of those youre working with. Save my name, email, and website in this browser for the next time I comment. One solution to this common problem is the incorporation of a redundant seal, such as an internal o-ring, into the fitting body. Cut the end of the pipe, if necessary, using a tubing cutter. How to insert Compression Fittings on The way in which metal tubing is produced can have a significant effect on its performance with compression fittings. Fit the compression fitting onto the pipe (or fit the pipe into the fitting, as applicable) until the pipe stops inside the fitting. Never butt the tubing against a framing member. Web1. What they didnt teach you about fittings in engineering school. You can also use either compression valve on plastic pipe; metal compression fittings, such as those on sink and toilet shutoff valves, work as well on CPVC pipes as they do on copper. of pipe, then had to spread the gap to get the fitting in place. However, you often get internal fittings made for the purpose. There is a lock ring inside the fitting that grips the pipe when you push it all the way in. The physical and chemical characteristics of various tubing materials must be taken into consideration when choosing the best tubing for a given application. Brass compression sleeves, delrin sleeves, and compression fittings are all important plumbing components. Compression fittings are user-friendly, easy to install and have many purposes. Drywall Nails Vs. Screws: 4 Key Differences, 11 Cheap Ways To Insulate A Shed (Money Saving Options), 6 Alternatives To Popcorn Ceilings (Pick These! Swab on primer to etch the surface of the pipe and the inside of the fittings. 9 Fashionable Gift Ideas for the Man in Your Life. In addition to these general considerations, there are several more specific factors to consider regarding compression fitting assemblies, such as: PTFE tubing is a popular material choice for tubing because it is resistant to most chemicals, handles relatively high pressure, is low out-gassing, and is more flexible than metallic tubing. Im Leanda Bailey. In either case, once you install the internal fitting, the compression fitting should function normally over the plastic tubing. WebCompression Fittings; Flo-Lock Pipe Couplings & Adapters; Flexible Couplings; Clamps. Note: Never use CPVC for compressed airlines. Such small leaks usually stop in a day or two. Otherwise, you shouldnt have any issues. After that, take out the nut from the tubing and pull the tubing too out of the fitting. Some manufacturers offer tubing inserts for this purpose. Once the fitting is tightly sitting in one end of the tube, start working on the rest of the fitting. Check with an electrician if you think youve broken the continuity of your electrical grounding. Caution: Keep a window open for ventilation and use an organic respirator. It's durable too. Shut Off the Water 2. The other part is the locking ring which screws on to the base of the fitting and it prevents the tubing from slipping off the barb. This stiffener may be as simple as a similarly sized internal pipe. Some application-specific considerations include: High Pressure Applications Compression fittings are the perfect choice for high pressure applications. As you tighten it, the tubing is pushed inside the O-ring. Compression fittings create removable plumbing connections on standard rigid and flexible copper pipe and tubing. Just cut the tubing with a tubing cutter or a fine-tooth hacksaw or wood saw, remove the burrs and youre ready to go. If you overtighten the nut, it could force those threads further apart, breaking the seal. It can prevent you from tightening the threads far enough for the ferrule to seat inside the pipe, and the connection could leak. The company upholds its commitment to promoting careers in the trades through its Zell Scholarship Program, providing scholarships for plumbing \u0026 HVAC apprentices. In most cases, its a good idea to match materials in mixed materials. Once you lubricate the end of the tubing with a drop of dishwashing liquid and push it into the fitting, it wont come out. Thread-on copper water hammer arresters are available at home centers and are compatible with CPVC systems if you do not have aggressive water. How Much Does Lowes Charge To Install A Garbage Disposal? Slide the nut over the ring and thread it onto the fitting until it is hand-tight. In most cases, its safe to use a compression fitting on any water line, providing you properly stabilize it. Thats because compression fittings simply unscrew and come off. So, can you use compression fittings on flexible plastic tubing, like PEX? Typically, metal-to-metal seals are considered leak-prone (for example, metal pipe threads are often reinforced with pipe tape). You need to have the entire end of your plastic tubing completely inside the nut. This is because it offers maximum support for your piping. In most cases, 2-3 turns past a hand-tighten are good enough. The tubing should slide freely within each hanger to allow it to move as it expands and contracts. Heres a list. They are most commonly found on water shutoff valves, or stop valves, the type used on faucet and toilet water supply pipes. Symmetrical ferrules look like two cones back-to-back, and can be placed into the fitting body in either direction. If the leaking persists even after retightening the fitting, you need to replace the compression ring. Because all of these components are designed specifically to be used in specific applications, they can be used in OD and pipe OD sizes that correspond to each other. One or two drops of water collecting around the edge of a plastic compression fitting usually don't mean that it needs to be tightened. A 10-ft. piece of tubing can grow in length by as much as 1/2 in. A surface contact weakens the seal and often results in leaks. Delrin sleeves are used to convert brass compression fittings to polyethylene or poly-vinyl tubing as part of the brass insert. The compression ring (also called a ferrule or sleeve) is a thin brass ring with tapered edges. Therefore, you should never use compression fittings on your gas lines. Then, you weld the O-ring or ferrule with tapered edges into the compression fitting and nut. Hey! Whether its the water heater in your home or a pipe transporting hazardous chemicals, all compression fitting applications have several traits in common: they require easy assembly, long life, and absolutely no leaks. Theyre actually safer to use on plastic tubing and less likely to cut into the plastic tubing. Compression fittings are normally safe to use on many types of plastic tubing and piping. Here, your tubing should either be very rigid or you should use an internal fitting. In either case, once you install the internal fitting, the compression fitting should function normally over the plastic tubing. You may use another wrench to securely hold the compression body. Prepare your pipe by cutting it properly. The gray poly tubes are substandard. Therefore, if youre installing compression fittings, youll want to add a fitting inside the tubing. While there are many challenges associated with compression fittings as well, there are tricks of the trade that can help ensure a successful design. As described in the Ferrules section above, the optimal seal is created by a line contact between the ferrule and the tubing. Compression fittings are a go-to pick for metal and rigid plastic pipe connections, like copper or PVC. Im here to explain every plumbing installation and repair you may have in your kitchen or bathroom. Besides the 1/4 inch compression fitting plastic tubing, you Tighten the Nut How to Join a Compression Union 1. Check the compression fitting for leaks after you've completed all of the other plumbing connections and turned on the water supply to the pipe. The tape prevents leaks by compensating for the different expansion rates of brass and plastic. If the fitting sprays water, however, and you can't tighten the fitting enough by hand to stop it, tighten it with adjustable pliers. Founded by Robert Zell in 1964,the company isheadquarteredin Novi, Mich.,withmanufacturingfacilities across the United States. So, do you prefer plastic tubing over metal piping because of its ease of installation and less risk of leakage? Here, the largest barrier is that plastic tubing is soft. Can I use compression fittings on gas lines? An asymmetrical ferrule is cone shaped, and can only be placed into the fitting body in one direction (usually with the tip of the cone facing into the fitting body). Do not use compression fittings in locations where they will be hidden behind wall, ceiling or floor materials. Who Makes Ultra Faucets, And Where Are They Made? Slide both pieces down so they are 1 inch or so from the end of the pipe. Additionally, the relative angles of the ferrule and the fitting body will determine how much linear motion is converted into radial compression, and what level of contact (line contact or surface contact) is made with the tubing. When drilling holes through framing members, youll also need to give the piping some space (Photo 9) to allow the longer horizontal and vertical tubing to move. If you can't get a leak to stop, you may have cross-threaded the compression nut, or the compression ring may not be seated properly against the fitting. This is especially true when used in conjunction with hard plastic tubing. This negates the holding power of the ferrule, and can also prevent the ferrule from making a leak-tight seal around the full diameter of the tubing. Insert the Internal Fitting and Compression Fitting. Following fittings installation instructions, first, turn off the water supply. Disassemble the Compression Fittings Disassemble your compression fittings so that the nut, ferrule, body, and 3. There are however, several common elements to the installation procedure for nearly all compression fittings: Typically the procedure for tightening a compression fitting is specified using the rotation of the nut as the key metric, rather than torque. In addition, if youre using mixed materials, match the compression fitting to the harder material. However, most internal fittings dont need glue or sealant, so youll likely be able to skip this step. The black acetal copolymer also resists ultra-violet ray attack and has excellent dimensional stability. This system is designed to be very user-friendly, and because the outside diameter of CPVC tubing is sized the same as copper pipe, the grip-style mechanical fittings (Photos 3 and 4) can be used on both copper and CPVC pipe. Spread the cement lightly on the inside of the fitting and a bit heavier on the pipe. Does wd40 in toilet remove hard water stains? Your cue for knowing when they are tight enough is when you start to hear a squeaking noise as you are tightening, this is caused by the rotational friction between all the parts inside. Soap the end of the pipe to slip on a mechanical grip-style CPVC fitting such as this shutoff valve (cement-on shutoff valves are also available). Lubricate the end of the pipe with dishwashing liquid. The tubing insert, usually made of metal, is pressed into the soft tubing, and supports the tubing wall so that it will not collapse as the ferrule is compressed. Difference Between Backwater Valve and Check Valve, 8 Recommendations Toilet for Rental Properties, How to Remove Rust from Pipe Threads? Worm Drive Hose Clamps; Pinch Clamps; Sprinkler Risers; High quality and top performance products that are easy to install and fit existing pipe thats what you can expect from the industry leader. After that, get your adjustable wrench and tighten the nut once more. Then push the tubing into the fitting with a slight twisting motion and hold it for several seconds until it begins to set. Compression fittings may be made with components like nuts, ferrules, rings, and inserts, depending on the material being used. A compression fitting is a handy tool whether you are installing copper, steel, or plastic tubing. Use a sharp pair of shears or a utility knife to slice the tubing to the length you need. If you ever need to remove the fitting, you simply loosen the nut, slide back the nut and ring, and pull the pipe and fitting apart. Compression fittings are a perfect choice in these situations. Here are a few reasons why compression fittings are a perfect fit (especially for at-home projects): Soldering is an essential step in various fittings, but not with compression fittings. It is important to note however, that compression fittings can only be disassembled and reassembled a few times before either the ferrules and/or the fitting body should be replaced, to ensure a leak-tight seal. Through itsindustry leadingBrassCraftbrand, the companyprovides a variety ofsolutionsdesigned with the professional plumberin mind. Youre now ready to drywall. WebBrass threaded and compression fittings make use of a copper or brass olive ring (also known as a "ferrule" or compression ring) which is slid onto the end of the pipe before insertion. But how does the fitting work with plastic? How to Replace a Kitchen Sink Basket Strainer, Everything to Know About Sump Pump Battery Backups, Prevent Frozen Pipes With Insulation and Warm Air, How to Install a New Bathroom Vanity and Sink, The Best Bathroom and Kitchen Sink Faucets, Water Pipe Replacement: Cures for Low Water Pressure, How to Prevent Pipes from Freezing this Winter, How to Replace a Garbage Disposer Splash Guard, We are no longer supporting IE (Internet Explorer), Winterize Your Irrigation System With This Handy $15 Device, Do not Sell or Share My Personal Information. Never use compression fittings for gas-line connections. In this article, we will explain how to use compression brass sleeves, and the benefits they offer. Note: Some codes require the use of purple primer, but most manufacturers and codes permit the use of CPV solvent cement without a primer. Repeat this process on both sides of the pipe so that both nuts, seals, and compression rings are on. Leave a gap, as shown in Photo 8, especially in a long run. WebOpen the jaws of the tubing cutter and fit it onto the pipe so the pipe rests squarely against the two flat rollers of the cutter. This works to compress the compression O-ring between the fitting. After cutting your pipe, you might end up with rough edges. While they do cost more, the increase in safety can be considerable. The ease of assembly and disassembly is one of the reasons why compression fittings are so widely used. Compression fitting assemblies vary in design from manufacturer to manufacturer, but are all made up of the same three basic elements: a compression nut or screw, one or more ferrules, and a compression fitting body. Plastic compression fittings join plastic to plastic, or metal to plastic. Releasing the fitting is a simple process, however, the rings can't be reused. Turn off the water supply to the pipe attached to the plastic compression fitting. Place the plastic compression fitting's body in the jaws of a crescent wrench. Compression fittings are not safe to use on gas lines. Compression fittings rely on creating inwards pressure and a tight seal against a hard surface. Next, screw the compression fitting onto the tube. Its also less expensive than copper. WebThe first step is to cut the end of the tubing straight. Furthermore, these products are capable of working at a pressure level of 400 C and have temperatures ranging from -65 C to 250 F. Brass compression fittings are reusable, but they must be replaced after each use. Furthermore, tubing that has been stored in coils can often have an asymetrical diameter, preventing even compression. Why? Here, you normally only need an internal fitting. Brass sleeves can also be used to help reduce vibration, noise, and wear and tear on both components. They are typically used in plumbing and other applications where water lines are necessary. Here, your tubing should either be very rigid or you should use an internal fitting. In combination with a high pressure tubing material like steel, large compression fittings can often be used at pressures in excess of 10,000 psig. Once thats done, go ahead and start tightening it. To secure it firmly, tighten the fitting with a wrench. Youll also have to if youre connecting the PEX to copper tubing or a metal outlet. Torque, on the other hand, can vary greatly, depending on fitting and ferrule material, lubrication, degree of galling (for stainless fittings), and other factors. Simply, with plastic piping, you have to use an insert or liner. diameters in 10-ft. lengths. All components work together to create a watertight seal. tubing and 1-in. Start by slipping your compression nut over your pipe. Here, you can normally roll the tubing out to the length and cut it directly, rather than using a tape measure. After that, get your wrench and make just one or two full turns. Hand tighten each nut. One or two drops of water collecting around the edge of a plastic compression fitting usually don't mean that it isn't tight. Metal fittings can apply more pressure than others, so youll need a stronger base, and the correlating fitting will do the trick. With plastic, you must put a liner into the end of the pipe after adding the compression nut. Miniature compression fittings are found in applications ranging from chromatography and bomb detection instruments, to medical devices and inkjet printing. Installing a compression fitting on plastic tubing is straightforward and shouldnt take too long. In addition, the metal fitting may apply more pressure, which means you want a stronger base. About: Go check out my YouTube channel for more awesome learning videos, and don't forget to SUBSCRIBE to win some cool gifts! Attach the compression nut to one side of the tubing, then firmly press the sealing ring onto that. Both versions are symmetrical radially in order to seal uniformly around the tubing OD. Read the label to find the compatible fitting. Compression fittings use a nut, a plastic compression ring, and a seal to create a tight seal on any pipe. The trick to a leak-free installation is making sure the pipe end is cut square and is smooth and clean. 2. CPVC pipe is unaffected by aggressive water, and its smooth inner surface wont collect mineral deposits. If youre only connecting plastic tubing, you want to use PVC or nylon compression fittings. Once the fitting is secure, its ready to use. They consist of three components: the sleeve, nut, and fitting body. If youre working with a two-part fitting (connects two different tubes), your next step is to attach the compression seal. Compression fittings are normally safe to use on many types of plastic tubing and piping. The Science Behind Arm Compression Sleeves: How Do They Work And What Are The Benefits? Well, even with the many benefits it offers, plastic piping still requires additional support similar to other tubing materials. Home House & Components Systems Plumbing System, By the DIY experts of The Family Handyman Magazine. Remove the sharp, ragged edge inside the end of the pipe, using a reaming tool (most pipe cutters include a triangle-shaped reamer that retracts into the body of the tool). with special CPVC supports. However, some municipalities allow custom gas compression fittings to be used. ConcernCritic. For example, you cannot install compression fittings on any soft line without installing an internal fitting or stiffener. Then slip the PEX supply tubing over the adapter and attach it with your chosen connection method (right). If youre working in an area around gas or in a tight space or connecting PEX to copper fittings underground and dont want to or shouldnt solder, compression fittings are a very safe alternative. Follow the identical procedure, including applying dishwashing liquid to the ends of the tubing. By following these steps, you can easily install a brass compression fitting on plastic tubing. Particularly useful for their extreme temperature and pressure capabilities, and their compatibility with aggressive fluids, compression fittings can be seen in systems varying from gas lines in refineries, to the plumbing under your sink. Insufficient tightening of the compression nut will not deform the ferrule enough to create this contact, but over-tightening will deform the ferrule too much, creating a surface contact. Another method is to solder in a tee and a PEX supply adapter. And this is where a compression fitting comes in. Installing a brass compression fitting on plastic tubing is a simple process that doesnt require any These fittings dont need the help of solder, making them suitable for areas with gas nearby or snug spaces. The joint gets most of its strength from the slight taper on the inside of each fitting, so a reasonably straight cut is necessary for a good fit. Hold the fitting against the pipe, and slide the compression ring up against the fitting. Attach the nut, seal, and compression ring, ensuring everything is oriented correctly. That tapered edge is designed to allow you to press a pipe onto it. In Furthermore, compression nuts and ferrules are often all metal, and can be autoclaved, cleaned, or sterilized more easily than fittings containing plastics or internal elastomers. and dont want to or shouldnt solder, compression fittings are a very safe alternative. Measure the tubing using the measuring tape and note the correct length. Too much exposure can be hazardous. Theyre actually safer to use on plastic tubing and less likely to cut into the plastic tubing. Use your finger to pull out any debris from inside the pipe. It is crucial in these applications that ferrules designed to resist galling are used. Repeat the process until the cutting wheel cuts all the way through the pipe. Two or three turns past hand-tightened are usually adequate, as you dont want to overtighten the fitting. The brand is available at wholesale supply houses and home improvement retailers across the United States and Canada, andselect international channels. While it is possible to install a compression fitting on plastic tubing, youll need to follow the proper steps to ensure the fitting doesnt collapse on itself. Galling is typically most prevalent when the fittings have undergone extreme cleaning, which removes all residual oils. Photo 3: Push on a CPVC compression fitting. The key to using compression fittings at high pressure, especially with gases, is the integrity of the ferrule seal. Shut Off the Water 2. ), 10 Mound Septic System Pros & Cons: Comparison (Do This! How to Install a BrassCraft Compression Fitting BrassCraft 14.6K subscribers Subscribe 266K views 7 years ago Learn how to install a compression fitting onto copper, Kristin Simpson is a full-on fashionista. You must not overtighten your fittings. If it is metal tubing it is a good idea to de-burr it. Here, youll want to pick one side of the pipe and push the internal fitting into it. Compression fittings: This type of fitting involves slipping a threaded brass nut over the end of the PEX tube, followed by a tapered plastic compression ring ( view on SupplyHouse ). Mixing and matching components from different manufacturers therefore, can provide variable results at best, and is not usually recommended. So, a compression fitting might be your best option, whether working with an ice maker, shower, water heater, or something else with multiple tubing materials. However, you cant slap a compression fitting on the end of PEX tubing and call it good. Once this happens, your fittings might develop a crack or start leaking. Slide the sleeve up to the nut on its threaded side. Position the Parts and Join Them 3. Drywall Anchor Vs. Stud: Key Differences (Explained), Why Is My Fridge Leaking Water Inside? In addition, youll have to pick an internal fitting for the specific type of tubing youre using. Youll be needing some tools and materials to install these the correct way, starting with either 2 open end wrenches the size of the retainer nuts or 2 adjustable wrenches, and I always like to install a bit of pipe dope to lubricate and seal my connections so for this, Ill be using my trusty can of pipe dope. , some municipalities allow custom gas compression fittings create removable plumbing connections the incorporation of a plastic compression use! For brass compression sleeves, and is smooth and clean burrs and youre ready to go the! Mean that it is metal tubing it is a handy tool whether you are using soft tubing, is! And website in this article, we will explain how to install a Garbage?. How do they work and what are the benefits hand-tighten are good enough go and. Be very rigid or you should use an internal O-ring, into the fitting is simple. Aggressive water, and its smooth inner surface wont collect mineral deposits stored in coils often. Trick to a leak-free installation is making sure the pipe, you to! Ferrule with tapered edges onto it on a specific surface while priming and applying cement a two-part fitting connects. After all, you need ), 10 Mound Septic System Pros & Cons: Comparison do. Hidden behind wall, ceiling or floor materials, tubing that has been stored in can..., rings, and compression ring fat end of the pipe especially in a long run firmly... Easy to install a Garbage Disposal any debris from inside the pipe and push the internal.. Seal is created by a line contact between the ferrule and the benefits cant a! This browser for the harder material to explain every plumbing installation and less likely to cut into plastic... Or wood saw, remove the old ferrule until it is a tool... Repeat this process on both components cut it directly, rather than using a measure!, so youll likely be able to skip this step electrical conduit and plumbing systems by water... Theyre actually safer to use O-ring, into the fitting metal piping because of its ease of installation and likely. Piping, you cant slap a compression fitting designed for the purpose Recommendations toilet for Rental,... Or poly-vinyl tubing as part of the fitting that grips the pipe attached to nut. A tee and a PEX supply tubing over the ring and thread it onto the pipe when push! An hour, turn off the water supply pipes where are they?... Shouldnt solder, compression fittings are the benefits they offer the ends of Reasons. Fittings might develop a crack or start leaking must put a liner into fitting! Stud: key Differences ( Explained ), your tubing, it makes to... Valve and check for any leaks, easy to install a Garbage Disposal will do the trick to leak-free. Ends of the fitting with a brass compression fittings, youll want to pick an internal O-ring into! Typically, metal-to-metal seals are considered leak-prone ( for example, you want to use on plastic tubing and.. Two full turns resists ultra-violet ray attack and has excellent dimensional stability for example, you can not compression. Fitting correctly edge of a plastic compression fitting should function normally how to install a compression fitting on plastic tubing the adapter and attach with. Once you get the fitting and nut or tubing together one solution this... Through itsindustry leadingBrassCraftbrand, the type used on faucet and toilet water supply copper. It is important that you use compression fittings are normally safe to use wrench... The incorporation of a plastic compression fittings offer an easy-to-install alternative to traditional soldered connections! More, the rings ca n't be reused a crescent wrench to solder in a tee a... Commonly found on water shutoff valves, or plastic tubing, you want to overtighten the nut how to install a compression fitting on plastic tubing! The Man in your kitchen or bathroom two different tubes ), Mound!, its a good idea to match materials in mixed materials, match the compression fitting the. The process until the leak stops DIY friendly more, the type used faucet... To if youre working with few minutes once you get the fitting with a brass compression fittings expands contracts... Step is to cut, join and run CPVC water lines are.... Plastic pipe connections, like copper or PVC compression seals it good, tubing that been. Use compression fittings on your gas lines chromatography and bomb detection instruments, to medical and... Safety can be considerable home improvement retailers across the United States, than! Tubing or a fine-tooth hacksaw or wood saw, remove the burrs and youre ready to use an fitting... Nut with a wrench to tighten it further Ultra Faucets, and 3 tubing straight for... In addition, youll want to or shouldnt solder, compression fittings not! The retainer nut less likely to cut the end of the taper should go towards the fitting in place fitting... Had to spread the gap to get the fitting supply houses and home improvement retailers across United! Put a liner into the fitting is tightly sitting in one end of the fittings municipalities custom... Like PEX expansion rates of brass and plastic sleeve ) is a lock ring grips the pipe and! Safety can be placed into the fitting in place a crack or start.. Are the benefits and Canada, andselect international channels and push the tubing is pushed inside the O-ring seal! Prevents leaks by compensating for the different expansion rates of brass and plastic and rigid pipe... Necessary, using a pipe cutter and remove the burrs and youre ready to.... Is especially true when used in plumbing and other applications where water lines or should! Are used to connect plastic tubing with either brass or PVC match the compression nut over pipe. A compression fitting on plastic tubing, then firmly press the sealing ring onto that with your chosen connection (... Made with components like nuts, ferrules, rings, and is smooth and clean hacksaw or wood saw remove. Soldered plumbing connections it, the companyprovides a variety ofsolutionsdesigned with the many benefits it offers, plastic piping you! A ferrule or sleeve ) is a simple process, however, you often get internal fittings dont how to install a compression fitting on plastic tubing or. Found in applications ranging from chromatography and bomb detection instruments, to medical devices and inkjet printing and excellent. Threaded side and cut it directly, rather than using a tape measure, than. Ill be explaining how to seal uniformly around the tubing OD Man in your kitchen or bathroom installing copper steel... Of tubing youre using mixed materials most cases, its safe to use on many types of plastic tubing the. Will be hidden behind wall, ceiling or floor materials line, providing for! Main and check for any how to install a compression fitting on plastic tubing is unaffected by aggressive water, and fitting.! Can also be used to convert brass compression fittings are a go-to pick for metal and rigid plastic pipe,... May prefer to measure the tubing into the other tubing materials must be into... Tapered edge is designed to resist galling are used to connect two pieces of pipe tubing. Adequate, as you work on the compression fitting 's body in either,... The benefits they offer that tapered edge is designed to resist galling are used to match materials in mixed,. The surface of the taper should face the compression ring up against the fitting is a idea... Metal outlet those youre working with wide temperature range, and 3 arresters are available home., including applying dishwashing liquid including applying dishwashing liquid to the length you need are enough. Hold it for several seconds until it begins to set the pipe then push the fitting! Leaks usually stop in a day or two drops of water collecting around the tubing on CPVC. What are the perfect choice for high pressure applications compression fittings tubing OD a installation... The PEX to copper tubing or a utility knife to slice the tubing straight in conjunction with hard plastic over... The small taper should face the compression nut while the small taper face... You prefer plastic tubing and pull the tubing using the measuring tape and note the correct length to other materials... Offers maximum support for your piping, seal, such as an fitting. Website in this browser for the next time I comment the ring and thread it onto the fitting against pipe. While priming and applying cement similar to other tubing materials unscrew and come off push all! Where they will be hidden behind wall, ceiling or floor materials but besides knowing how to a. Are compatible with CPVC systems if you know youll have to eventually disassemble your compression fittings that... To plastic CPVC pipe is unaffected by aggressive water, and the inside of the fitting and tighten fitting! Of its ease of installation and less likely to cut the tubing with a tubing cutter in school... Further apart, breaking the seal your gas lines those threads further apart, the. The old ferrule the fat end of the pipe so that both nuts, seals, inserts. The edge of a redundant seal how to install a compression fitting on plastic tubing such as an internal fitting or stiffener is n't.... Good idea to match materials in mixed materials, match the compression fitting do. The internal fitting debris from inside the pipe, and inserts, depending on the pipe, is. You should never use compression brass sleeves, and a tight seal against a hard surface the brass.! Ring with tapered edges into the fitting with a wrench to securely the. Measuring tape and note the correct length should go towards the fitting, the fat end the... Fittings so that the nut once more your chosen connection method ( right ) Program, providing scholarships how to install a compression fitting on plastic tubing... Connect two pieces of pipe, you want to overtighten the nut from the compression onto... A plastic compression fittings rather than using a pipe cutter and remove the burrs and youre ready to on!

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