How To Connect Pex B At Brian Parker Blog Does anyone have recommendations on the best way to connect pex b (uses copper rings) to uponor pex a (expansion fittings)? the house i’m in has the main line using pex b and copper ring fittings. i’m splicing into it to install a soft water loop. i have the tools and some experience to install uponor with pex a. Quin williams of williams plumbing shows how connect pex a to pex b pipe, covering three methods: pex b insert style fittings, sharkbites, and threaded adapt.
How To Connect Pex B At Brian Parker Blog Method 1: pex b insert style fitting. this is our recommended method to transition: using a pex b insert style fitting for both the pex a and pex b pipes. this method is quite simple. since both sides of the transition will be insert style, all you will need are crimp rings and a crimp tool. boom. done. Mrpex rates the bend radius on their 1 2 in. pex a tubing at 2.5 in. uponor rates their aquapex at 4 in. bend radius in an unsupported bend and 2.5 in. for a supported 1 2 in. pex a. pex b is notorious for being less flexible than pex a. watts lists their 1 2 in. radiantpex at 5 in. bluefin and everhot sold exclusively on online resellers (i. They fit over the end of the pex, expanded with the main pipe using the expanding tool. they offer a tighter, stronger connection than the pipe alone. although skipping them may be tempting, don’t. make square cuts: your pex connections will work a lot better if every cut is clean and square. Clamp ring connection. 1. fit the adapter to the existing pipe first. 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.
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