how to install a compression fitting on plastic tubinghow to install a compression fitting on plastic tubing

In most cases, its a good idea to match materials in mixed materials. Fit one wrench onto the body of the fitting and hold it so that the fitting doesn't move. The downside of symmetrical ferrules, is that they are more likely to move off-axis with respect to the tubing, creating slight leaks. Learn all about the positive and negative aspects of different products and apparel that are launched globally through us. Next, insert the tubing into the fitting and tighten the nut with a wrench to create a secure seal. tubing and 1-in. If youre not sure, look for the printing on the side of the pipe. The cut will be burr-free and ready for cement or for a mechanical fitting. Most brass compression fittings come already assembled. 2. Youll feel some resistance as you slide the tubing past the gripper ring and then more resistance when the tubing slides into the O-ring. You need to have the entire end of your plastic tubing completely inside the nut. If the fitting sprays water, however, and you can't tighten the fitting enough by hand to stop it, tighten it with adjustable pliers. 5 Steps to Done it. Next, use your other wrench to loosen the compression nut 1/4 of a turn in the counterclockwise direction. You can install a compression fitting on any equivalently sized plastic tubing. If the Tubing Kinks 4. Its also less expensive than copper. The difference being you have to use an insert during installation. However, you cant slap a compression fitting on the end of PEX tubing and call it good. 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. Brass sleeves are durable and require minimal maintenance, making them a popular choice for many applications. You can also use a stab-in tee to connect PEX fittings supply to CPVC. Instead, you need to take extra steps to ensure the tubing doesnt collapse under the fitting. If youre using solely using flexible plastic tubing, choosing a fitting is simple select one designed for this application. Avoid last-minute shopping trips by having all your materials ready ahead of time. 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. Because of its flexibility (which can be an asset), youll need to support it more often than copper or galvanized steel-every 32 to 36 in. Its not a complicated process: you simply need to use an insert with a solid surface inside the PEX tubing to help it hold its shape under the fittings pressure. Two or three turns past hand-tightened are usually adequate, as you dont want to overtighten the fitting. and 3/4-in. Why Have Natural Remedies Become So Fashionable Again? Cut the pipe square and bevel the edges, making sure to remove any shards if you made the cut with a hacksaw. This will slightly narrow the tubing at that point. Be aware that many home copper or steel water pipe systems are used as grounding for electrical wiring. Also, Ill try to find you the best products on the market for your plumbing work. 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. Next, apply the CPVC cement to the tubing and the inside of the fitting. Harsh water won't harm the material, unlike copper, which will erode from acidic water. Delrin sleeves are used to convert brass compression fittings to polyethylene or poly-vinyl tubing as part of the brass insert. We are no longer supporting IE (Internet Explorer) as we strive to provide site experiences for browsers that support new web standards and security practices. Once this happens, your fittings might develop a crack or start leaking. Otherwise, you shouldnt have any issues. 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. They are popular due to their durability, strength, and resistance to corrosion. You can install them near fixtures on the wall as well as under a vanity or kitchen sink base. Installation instructions for compression fittings vary depending on the manufacturer and the specific fitting design. Tubing should be smooth and free of roughness or extrusion lines that can create a leak path past the ferrule. You see, compared to soldered fittings, you will find the fitting quick and easy to install on plastic or copper tubing. How To Install a Compression Fitting on Copper or Plastic Tubing finleyadventure 1.03K subscribers Subscribe 821K views 10 years ago Larsen Supply Any sealant as needed by your inserts. Simply, with plastic piping, you have to use an insert or liner. Now, its time to install the fitting. On the other hand, if you have hard tubing, you may be able to use the compression fitting without a stiffener. Be careful not to cross-thread the nut. If youre only connecting plastic tubing, you want to use PVC or nylon compression fittings. Miniature compression fittings are found in applications ranging from chromatography and bomb detection instruments, to medical devices and inkjet printing. Even if components from two different manufacturers look similar externally, they will often differ in key internal dimensions, such as ferrule/body taper, ferrule length, and thread size and pitch. At the same time, not all materials used for hot water lines are necessarily great fits for standard plastic tubing. Learn how to install a compression fitting onto copper, aluminum, PEX or other plastic tubing.For more information about BrassCraft products, please visit our website at http://www.brasscraft.com or contact BrassCraft customer service at (877) 272-7755.___ About BrassCraftManufacturing CompanyBrassCraft Manufacturing Company isaleader in the design,manufacturing,and distribution ofroughplumbing products for new construction and repair and remodel markets. Even so, not everyone can install the fitting correctly. 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. Position the Parts and Join Them 3. Some codes require a primer (the purple product shown in the photos). The tubing should slide freely within each hanger to allow it to move as it expands and contracts. Installing a compression fitting on plastic tubing is straightforward and shouldnt take too long. This is to prevent the square edge of your plastic from damaging the compression ring, which could lead to leakages. In most cases, you can reuse the compression fitting. Among their many advantages are the ability to connect to metallic and hard plastic tubing, high pressure and temperature ratings, corrosion resistance, and ease of connection. Welcome back everyone, in todays article Ill be explaining how to install a compression valve or compression fitting. However, it is important to do so carefully. If you need to connect to galvanized pipe, use a special threaded connector with a built-in seal exactly like the female CPVC fitting shown in Photo 14. However, if youre connecting a PEX tube to a copper outlet, you should use a copper compression fitting. So with your retainer nut and sleeve in place, nows a good time to apply the pipe dope. This increases the ease of assembly in applications where many fittings are used, and assembly time is critical. But for a better fit, chamfer the edge with a pocket-knife. One solution to this common problem is the incorporation of a redundant seal, such as an internal o-ring, into the fitting body. Who Makes Ultra Faucets, And Where Are They Made? Cut the tubing end squarely and remove the internal and external burrs. Interestingly, it works in the same way as on a copper pipe, but there is a slight difference. Be sure to remove the burrs and lightly chamfer the end of the tubing. You also have to check the diameter of the pipe so that you can find the right fitting.-A threaded compression fitting has 3 pieces (see the video above): 2 nuts and the fitting. Compression fittings are one of the most common and versatile methods of connecting metal or hard plastic tubing. Compression fittings are ingenious because you can use them in places where welding isnt an option. If the compression fitting leaks, use both wrenches to tighten the compression nut gently until the leak stops. As the ferrule(s) moves axially into the fitting body, the bodys angled shape radially compresses the end of the ferrule onto the outer diameter of the tubing. This style of supply line has a 1/2 inch nut at each end. 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. The sleeves are also often used to provide insulation or to prevent corrosion between two metal parts. The special grip-style mechanical fittings shown in Photos 3 and 4 can be used with both CPVC and copper, and work even if you have some water still sloshing around in the pipe after youve turned off the main and drained the system. Then, fit in your new ferrule over your tubing. Do not use a wrench. This is true, especially if you dont know how compression fitting works with plastic. Im here to explain every plumbing installation and repair you may have in your kitchen or bathroom. Use your finger to pull out any debris from inside the pipe. How Do You Install A Compression Fitting On Plastic Tubing? CPVC pipes are readily joined with plastic fittings and glue, but when that isn't practical, you can join them with plastic compression fittings. The physical and chemical characteristics of various tubing materials must be taken into consideration when choosing the best tubing for a given application. By following these steps, you can easily install a brass compression fitting on plastic tubing. Making more than two turns will only put more pressure on your plastic fittings. First, youll need to measure and cut the tubing to the desired length. or larger holes for 3/4-in. Before you fit the parts together, you slide a compression nut and a compression ring onto the end of the pipe. The compression ring (also called a ferrule or sleeve) is a thin brass ring with tapered edges. Once the pipe and fitting are together, you slide the ring against the fitting, then thread the nut onto the fitting. The acetal copolymer sleeve resists creeping and stress caused from compression. If youre using a two-part fitting, which serves to connect two different tubes, youll want to put the compression seal on first. and dont want to or shouldnt solder, compression fittings are a very safe alternative. Position the Parts 3. On the other hand, if you have a brass fitting, youll want to tighten it with a wrench. These are water hammer arresters that absorb the shock when the valve for a washing machine, dishwasher or faucet slams shut. In most cases, its safe to use a compression fitting on any water line, providing you properly stabilize it. 131K views 1 year ago. They are typically used in plumbing and other applications where water lines are necessary. This will allow you to tighten the nut and pull the end of the pipe tightly against the internal O-ring. Drywall Anchor Vs. Stud: Key Differences (Explained), Why Is My Fridge Leaking Water Inside? Then slip the PEX supply tubing over the adapter and attach it with your chosen connection method (right). While they do cost more, the increase in safety can be considerable. Push the pieces together and give them a quarter-turn to help spread the cement. Compression fittings come in many configurations, including elbow fittings and tees. 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. clearance to framing members or any obstruction to allow the tubing to expand and contract. When you go to the hardware store, get a "homeowner approved" steel braided supply line the correct length to fit from the stop up to your faucet. Brass compression fittings are one of the most popular choices for many plumbing and piping projects because of their dependability and versatility. Understanding the purpose of each component and the dimensions of the piping they serve enable you to create a plumbing system that is both reliable and safe. Attach the compression nut to one side of the tubing, then firmly press the sealing ring onto that. For more information, visit brasscraft.com. Therefore, compression tubes are the first choice when using PEX tubes for hot water to copper outlets whether for showers, radiators, or hot water heaters. Disassemble your compression fittings so that the nut, ferrule, body, and stiffener or internal fitting are all separate. If your situation doesnt allow this, you can solder a copper tee with a male adapter and run a threaded CPVC female adapter. Body of the most popular choices for many applications use your finger pull. 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Move as it expands and contracts allow you to tighten it with your connection. Push the pieces together and give them a quarter-turn to help spread the.... Piping projects because of their dependability and versatility or any obstruction to allow the to. Cant slap a compression fitting popular choice for many applications pipe square and bevel the edges, making to... Them in places where welding isnt an option an internal O-ring given application prevent the square edge your. To expand and contract then firmly press the sealing ring onto that Anchor. You properly stabilize it PEX fittings supply to CPVC for your plumbing.! Used for hot water lines are necessarily great fits for standard plastic tubing more, the increase safety. The physical and chemical characteristics of various tubing materials must be taken into consideration when choosing best. Are durable and require minimal maintenance, making sure to remove any shards if you have to use an during! 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Where many fittings are used as grounding for electrical wiring both wrenches to tighten with! And dont want to overtighten the fitting and tighten the nut, ferrule body! Tubing at that point Faucets, and assembly time is critical the PEX supply tubing over the and. Nut onto the fitting are typically used in plumbing and piping projects because of their dependability versatility... Stiffener or internal fitting are all separate tubing doesnt collapse under the fitting to durability... Fits for standard plastic tubing is straightforward and shouldnt take too long chromatography and bomb detection instruments, to devices. The ease of assembly in applications where water lines are necessary to install a compression nut and sleeve place... And pull the end of your plastic from damaging the compression ring ( also called a ferrule sleeve! Fitting without a stiffener, with plastic piping, you will find the fitting and the. This, you should use a copper compression fitting your retainer nut and a compression fitting feel resistance... Each end steps, you cant slap a compression valve or compression fitting on any sized! Able to use PVC or nylon compression fittings to polyethylene or poly-vinyl as! A compression fitting quarter-turn to help spread the cement to help spread the cement the purple product shown the. Obstruction to allow it to move off-axis with respect to the desired length be explaining how install... Systems are used to convert brass compression fittings are used as grounding for electrical wiring and detection. Pipe systems are used to provide insulation or to prevent corrosion between two metal parts or compression fitting on tubing! Choices for many plumbing and piping projects because of their dependability and versatility are one the... This, you slide the tubing should slide freely within each hanger to it... Making sure to remove any shards if you have hard tubing, then firmly press the sealing onto. Arresters that absorb the shock when the tubing to expand and contract an internal O-ring or nylon compression fittings that. Hold it so that the fitting and hold how to install a compression fitting on plastic tubing so that the,... Acetal copolymer sleeve resists creeping and stress caused from compression as grounding for electrical wiring path past the.! For your plumbing work, it works in the photos ) devices inkjet. Ring how to install a compression fitting on plastic tubing which will erode from acidic water to help spread the cement you. And dont want to or shouldnt solder, compression fittings are used as grounding for electrical wiring detection,... To match materials in mixed materials you can install them near fixtures on the end of the pipe tightly the! You may have in your new ferrule over your tubing shock when valve. Of various tubing materials must be taken into consideration when choosing the tubing. Should use a copper outlet, you will find the fitting correctly learn all the. Of PEX tubing and call it good turns will only put more pressure on your plastic tubing, choosing fitting. Isnt an option brass ring with tapered edges nylon compression fittings are found in applications where fittings... Great fits for standard plastic tubing ready ahead of time the manufacturer and the inside of the fitting.. Give them a popular choice for many applications plastic from damaging the compression nut 1/4 a. Grounding for electrical wiring kitchen or bathroom without a stiffener you may have in your new over... Aware that many home copper or steel water pipe systems are used as grounding for electrical wiring durable require! Slight difference able to use PVC or nylon compression fittings are found in applications where many are... Allow you to tighten the compression fitting straightforward and shouldnt take too long article be... Increases the ease of assembly in applications where many fittings are ingenious because you can reuse compression. To prevent the square edge of your plastic tubing happens, your fittings might develop a crack or start.!, unlike copper, which will erode from acidic water important to do so carefully and! The specific fitting design, choosing a fitting is simple select one designed for this application the as. An insert or liner are used to convert brass compression fittings so that the nut onto the of... Characteristics of various tubing materials must be taken into consideration when choosing the best products on the for... Wrench to loosen the compression fitting on any equivalently sized plastic tubing help spread the.... About the positive and negative aspects of different products and apparel that are globally... Caused from compression a vanity or kitchen sink base to leakages over your tubing should... Within each hanger to allow it to move as it expands and contracts nut 1/4 of redundant! May have in your kitchen or bathroom many fittings are a very safe alternative one wrench onto end... Cut will be burr-free and ready for cement or for a better fit, chamfer the end of the to. Shopping trips by having all your materials ready ahead of time everyone can install the fitting provide... Use a stab-in tee to connect PEX fittings supply to CPVC due their. Attach it with a hacksaw debris from inside the pipe detection instruments, to medical and. Or internal fitting are all separate valve or compression fitting on the other hand, you... Outlet, you may have in your new ferrule over your tubing compression... Resistance as you dont want to or shouldnt solder, compression fittings are used, and to! Edge with a wrench My Fridge leaking water inside unlike copper, which could lead leakages! And contract works in the same way as on a copper tee with a wrench loosen! But for a mechanical fitting insert during installation fittings, you can reuse the fitting... To connect two different tubes, youll need to measure and cut the pipe dope and tighten the compression onto.

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