Will PEX fittings work on polybutylene?

Will PEX fittings work on polybutylene?

PB has the same outside diameter as PEX of the same nominal size, but outside diameters differ slightly between the tubing types. This means that you should not use PEX fittings on polybutylene, but that you can use PEX crimping rings and PEX crimping tools on barbed PB connections.

Can you use PEX SharkBite on polybutylene?

SharkBite PEX fittings make it easy to transition between pipe types during repairs. Fast, efficient and reliable, our transition fittings are compatible with Polybutylene, PEX, PVC, CPVC, PE-RT and SDR-9 HDPE, and are approved for behind-the-wall installation as well as burial.

Are PEX and polybutylene fittings the same?

PEX tubing is cross-linked polyethylene. Even though they are both plastic, PEX tubing has different properties than polybutylene. PEX is tougher, can withstand heat better, and harder to cut through than polybutylene. It’s been used safely for portable water in the United States for the past two decades.

Can you use compression fittings on polybutylene pipe?

Qest compression fittings by Zurn can be used to connect gray polybutylene, PEX, CPVC or copper tubing in any combination. These are one of the few fittings that can be used with gray polybutylene plastic tubing. Polybutylene was often used in manufactured homes.

Can you use SharkBite on black poly pipe?

If you need a way to quickly transition to PEX, Copper, C-PVC, PE-RT, or HDPE pipe, we have you covered. The SharkBite fitting can change from one pipe material to another. Polybutylene pipe is compatible with SharkBite fittings with a gray collar.

Can you crimp polybutylene?

Transition from polybutylene to PEX pipe. Includes two color-coordinated crimp rings – the black crimp ring is for PEX pipe, while the copper-colored crimp ring is for polybutylene pipe. Certified for use in potable water and hydronic heating systems. Compatible with PEX and polybutylene pipe.

What type of fittings should be used with polyethylene pipe?

PVC fittings are plastic based fittings commonly used with Polyethylene Tubing. Galvanized Steel fittings are non-corrosive and are rust-resistant which works well with water applications.

What is wrong with poly B plumbing?

One major issue with Poly-B pipes is that while they may look fine from the outside, they may be slowly deteriorating on the inside. Because of this, they could rupture suddenly, causing water damage and possibly mould growth (if not detected or fixed quickly).

What year did they stop using Poly B?

Poly B was manufactured from 1978 until 1998 when the resins that the piping was made of were discontinued. Although available for quite some time, Poly B was used more heavily in BC and Canada when residential construction was strong during the 1980’s and the early-to-mid 90’s.

Why was polybutylene pipe outlawed?

Pipes made from polybutylene were installed in up to 10 million homes in the Unites States during that period. Despite its strengths, production was ceased in mid-1996 after scores of allegations surfaced claiming that polybutylene pipes were rupturing and causing property damage.

Which type of PEX crimp is best?


  • MOST VERSATILE: Conbraco Apollo PEX Multi-Head Crimp Tool Kit.
  • BEST FOR TIGHT SPACES: IWISS Angle Head PEX Pipe Crimping Tool Set.