What is the difference between PEX A and PEX B fittings?
Flexibility – PEX-A is the most flexible, allowing for it to be fastened by cold expansion, which allows the end to be fluted prior to inserting the fitting. PEX B is not expandable and you should never expand the end of a PEX-B pipe.
How far should a stub out extend through a finished wall?
Like the supply stub-outs, the drain stub-out extends from a fitting — usually a sanitary tee — to a point 3 or 4 inches beyond the wall.
Are stub-outs required?
Valves require a stub-out that is at least 2 inches long. Besides having two water stub-outs, each sink has a drain stub-out that usually extends from the wall, but it can also come up from the floor.
What is the purpose of a plumbing stub out?
Stub out elbows are primarily used when installing PEX pipe to stub out of the wall and allow for further connection of outlet stop valves and plumbing fixtures. Stub out elbows with ears can be nailed to a wooden surface, such as a stud.
How long should a stub out be?
Plumbers have different preferences when it comes to the ideal length, according to a discussion at Plbg.com, but most make them from 3 to 6 inches long. That allows them to cut the stub-out to the necessary length rather than having to lengthen a stub-out that’s too short.
How long should a plumbing stub out be?
Plumbers either solder a cap or valve to each one or install a valve with a compression fitting. Valves require a stub-out that is at least 2 inches long. Besides having two water stub-outs, each sink has a drain stub-out that usually extends from the wall, but it can also come up from the floor.
What is a PEX stub out used for?
How high off the floor should a water supply line be?
Supply line (height): Ideally, the toilet’s water supply line enters the room at 8 1/4 inches above the floor. More broadly, this cold-water-only pipe creates one hole between 5 and 10 inches above the floor.
Can I use shark bites on PEX A?
SharkBite push-to-connect fittings listed to ASSE 1061 approved for PEX-A, PEX-B and PEX-C pipe.
Why use copper stub out on PEX?
Stub out elbows primarily used when installing PEX pipe for plumbing applications and are used to stub out of the wall and allow for further connection of outlet stop valves and plumbing fixtures.
Can you run PEX to a shower head?
Use threaded PEX water line fittings for shower valves. Tighten the fittings before crimping the PEX water line. A plastic bracket forms the sharpest 90-degree angle permitted for this brand of PEX.
How long should stub outs be?