Question: Should I Use PEX A Or PEX B?

What is the best type of PEX to use?

PEX-A, which has the most flexible tubing and best freeze- and kink resistance, is ideal for use with kitchen and bath fixtures.

PEX-B is slightly less flexible and less freeze-resistant..

Why is PEX plumbing bad?

PEX plumbing system has been used for more years and therefore its failures has been observed and known. Its major failures is linked to piping and fitting. Piping fails when the pipes are exposed to chlorine that is within the water, exposure to direct sunlight before its installation.

Is PEX pipe banned in California?

Unfortunately for Californians, Pex is currently banned by the state. Despite frequent requests for approval, Pex continues to be denied and cannot get added to the list of approved materials when it comes to residential construction projects.

Can you use SharkBite on PEX?

SharkBite 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.

Can you connect PEX-A to PEX B?

tommyraton New Member. Or crimp the PEX-B side and expansion fit the PEX-A side. but the coupler has to be PEX-A compliant. Crimping will work with PEX-A fittings but expansion fitting will not work with PEX-B fitting.

Is Blue PEX OK for hot water?

Blue PEX pipe carries cold water. White PEX pipe can be used for either hot or cold water. … There would be no problem, for example, using blue PEX for hot water lines or red PEX for cold water lines. Other types of PEX include PEX-Aluminum-PEX, which is often orange, and PEX for reclaimed water, which is usually purple.

Which is better PEX A or B?

PEX-A is the most flexible of all PEX tubing types, has little or no coil memory and gives installer an ability to repair kinks with a heat gun. … 8 times the OD for PEX-B & C) is helpful, but offers little practical advantage in most cases. PEX-B is a clear winner in terms of price vs. both other types.

Is SharkBite PEX A or B?

Cross-linking is defined as polyethylene material that has undergone a change in molecular structure using a chemical or a physical process whereby the polymer chains are chemically linked. SharkBite non oxygen barrier pipe is manufacture as PEX-B and SharkBite oxygen barrier pipe is manufactured as PEX-C.

Why is PEX banned in California?

It was banned because water quality studies showed that chemicals from PEX pipe were leaching into the drinking water. California often bans anything that poisons drinking water, especially if it puts residents at unnecessary exposure to carcinogens or anything that could cause birth defects.

What are the disadvantages of PEX?

PEX Plumbing DisadvantagesPEX may leach BPA and other toxic chemicals. … PEX is extremely sensitive to UV light. … PEX can be damaged by chemicals and pests. … PEX can’t be installed in high heat areas. … PEX is semi-permeable, which means liquid can enter the pipe.Feb 15, 2020

Is PEX crimp or clamp better?

Crimping and clamping create equally reliable seals that will not leak when performed properly. … Stainless steel clamp rings resist corrosion more effectively than copper crimp rings, which can be a major benefit in direct-burial applications. PEX clamps also tend to be easier to remove.

Are PEX A and PEX B fittings the same?

PEX A uses an expansion-style fitting. These fittings are much larger in diameter the PEX B fittings, and require an expansion tool. Using the expansion tool, you enlarge the pipe and sleeve in order slide in the fitting.