Asked by: Kenai Vinagreiro
technology and computing computer animation

Can I use PVC cement on PEX?

Last Updated: 16th March, 2020

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As you may or may not know you can not use glue to connect two segments of PEX line together, nor can use glue to connect PVC/CPVC fittings and lines to PEX pipe. The easiest way to do any of the above is to look for fittings called "SHARKBITE" or "SeaTech".

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Besides, can SharkBite be used on PVC?

SharkBite fittings with a white collar are compatible with PVC pipe. These fittings are compatible with schedule 40, 80 &120 PVC. SharkBite fittings with a tan collar are compatible with PEX, copper, C-PVC, PE-RT & HDPE pipe.

Subsequently, question is, is PEX better than PVC? When a connection to copper or other metal pipes is required, PEX works better than PVC because crosslinked polyethylene won't corrode. It's resistant to freezing (once again, due to its flexibility, which allows the PEX piping's diameter to expand as the water pressure changes).

Also Know, can you connect PEX pipe to CPVC?

CPVC pipe fittings are glued to the CPVC using a solvent-based glue to fuse the pipes to the fittings. The solvent-based glue will soften the PEX tubing and the joint will not hold. However, push fittings are compatible with almost all types of plumbing pipes, including PEX and CPVC.

Can you mix plastic and copper plumbing?

Making the connection between plastic pipes such as ABS or PVC and metal pipes such as copper or galvanized steel is very straightforward. The chemicals used in the manufacture of any of these pipes do not react with one another, so you don't have the corrosion factor to worry about.

Related Question Answers

Charleen Usarralde

Professional

Can you use hose clamps on PEX?

Yeah they are not for use on gas and no hose clamps will not work you don"t get even compression all the way around with hose clamps so it will leak.

Willodean Heinikel

Professional

Is PEX as good as copper?

PEX doesn't degrade like copper, higher PSI rating freezing pipes will still burst, but PEX will be able to handle more freezing water than copper. PEX Tubing is much more resistant to freeze-breakage than copper or rigid plastic pipe. PEX is cheaper/easier to install and you generally don't need as many fittings.

Nura Scharpfenecker

Explainer

Uraitz Pallavan

Explainer

Can I glue PEX pipe?

Pex cannot be glued and there are no compression fittings for cpvc, at least nothing that could ne used in the house. You will need to attach to each type of pipe, an adapter to pipe thread. The PEX adapter will be crimp or whatever that brand of PEX uses, and the CPVC adapter will glue on.

Dilia Chabner

Pundit

Can you connect plastic pipe to metal pipe?

Plastic to metal connections are made using threaded connections. A plastic male thread is used to connect to metal female threads. Do not use a plastic female threaded connector with a metal male connector! The standard IPS type threads used on pipe and fittings are not uniform in diameter.

Issa Nippert

Pundit

What is the difference between PVC and CPVC?

The main difference between CPVC and PVC is the range of temperatures each is capable of withstanding. CPVC can handle temperatures up to 200° Fahrenheit, while PVC peaks at 140° Fahrenheit. PVC comes in nominal pipe sizes only, while CPVC is available in both nominal pipe sizes and copper tube sizes.

Sanjay Hamzin

Pundit

How long does PVC glue need to dry before turning on water?

After joining the pipes you must hold them together for 30 seconds until the plastic hardens or they can slip apart. It takes another 15 minutes for the joint to harden to a point at which it can withstand water pressure and two hours to fully cure.

Melody Bellucci

Pundit

Do you let PVC primer dry before cement?

No - PVC Primer does not need to 'dry' before use - in fact, it needs to be wet to do it's job and not impede the cement - remember, plumbers in a hurry use this daily and aren't sitting around waiting for the primer to dry before grabbing the cement.

Nemesis Castiblanque

Pundit

Can I glue PVC to copper?

You can connect PVC or CPVC to copper in several ways. One common method is to solder a female threaded fitting onto the copper pipe, screw in a male threaded plastic fitting and finish up by gluing plastic pipe to the plastic fitting. The best and most safe option is to use a copper-to-plastic adapter.

Aidi Vaidya

Teacher

Do shark bite fittings leak?

In general, SharkBite fittings only leak due to one of these reasons: The pipe was not properly deburred prior to installation. The pipe has scratches or debris on the outside that is preventing the O-ring from getting a watertight seal.

Many Goetz

Teacher

Can I use SharkBite on PEX?

SharkBite Universal brass push-to-connect fittings are compatible with PEX, Copper, CPVC, PE-RT and HDPE pipe. SharkBite fittings come with a PEX stiffener pre-loaded into the fitting for PEX, PE-RT and HDPE. The PEX stiffener does not need to be removed for Copper or CPVC applications.

Deivid Lindacher

Teacher

Zeltia Muzhikov

Reviewer

Are SharkBite fittings reliable?

If you need to repair or replace copper plumbing in your home, a SharkBite fitting is an excellent choice. Sharkbites are approved for use underground and behind walls, but installing them there could be risky. A SharkBite fitting contains a rubber O-ring, which is not best for permanent connections.

Razia Etxabe

Reviewer

Why is the use of CPVC plumbing recommended over PVC piping in homes?

CPVC is stronger, more corrosion resistant, and more flexible than PVC. It also withstands higher temperatures than regular PVC. Most current Plumbing Codes will not allow PVC for hot water supply but will allow CPVC. PVC can be used in all Waste Water and Drain applications.

Peng Torre

Reviewer

Should I replace CPVC with PEX?

Up to 40% more fittings
Since CPVC is more rigid and cannot bend around corners like PEX, it requires more joints and fittings with each change of direction — on average up to 40% more when compared with PEX. This adds additional time and cost to the plumbing installation, as well as a greater opportunity for leaks.

Rim Kemper

Reviewer

How do you connect PEX to PEX?

  1. Cut the PEX tubing.
  2. Slide the PEX crimp ring and over the tubing approximately 2" past the end.
  3. Fully insert the PEX fitting into the PEX tubing so that the fitting's shoulder touches the tubing.
  4. Position the PEX crimp ring 1/4”-1/8” from the end of the tubing.
  5. Open the PEX crimp tool's jaws.

Modestas Damaschke

Supporter

Do you remove plastic from SharkBite fittings?

You do not want to damage the teeth inside the SharkBite fitting. This is the reason why we decided to leave the plastic pex tube liner in when installing SharkBite fittings and connectors on copper pipe. We do not remove them.

Seck Hadzhiev

Supporter

Are SharkBite fittings legal?

Fact: SharkBite fittings are approved by the Uniform Plumbing Code and International Plumbing Code for permanent installation. In fact, the only way to properly remove SharkBite Universal fittings is to use the SharkBite disconnect tongs and disconnect clips.

Felio Adriasola

Supporter

How do you attach PEX to galvanized pipe?

Whether the adapter fitting is threaded on galvanized pipe or soldered to copper, make the connection to the existing pipe first. Then slip the ring on the PEX tubing, and fit the PEX over the male end of the adapter. 2. Clamp the ring with a crimper.