How to Install Pex Tubing for Water Lines

How to Install Pex Tubing for Water Lines

PEX go-related polyethylene tubing is most economical and smooth to handle; consequently, many professional plumbers and DIY domestic developers have switched to PEX in choose of copper tubing. PEX is easy to put in, much less at risk of freeze harm, and its water-hammer resistant. PEX is supplied in 100 m spools, so it could be used for lengthy piping runs and flip ninety-diploma corners. which means fewer in-line couplings and right-attitude elbows are required. similarly, this cloth may be without problems connected to copper and CPVC tubing with out the use of adhesives, solder or corrosive flux.

join PEX to a huge type of crimp-style adapters with copper crimp jewelry and a PEX crimping device. area a copper crimp ring over the squarely cut give up of a duration of PEX, insert a brass or plastic crimp-style adapter into the tube and function the jaws of the clamping tool over the copper crimp ring. Press the handles of the clamping tool together.

test the joint with the go/no-pass gauge provided; if the ring doesnt suit into the no-cross slot, however suits into the cross slot, the joint is watertight to 200 lbs. in line with rectangular inch of pressure.

clamp PEX tubing to crimp-fashion adapters with general stainless-steel clamp jewelry if this is the preferred method. reduce the cease of the PEX off at ninety stages with a PEX tubing cutter akin to a couple of pruning shears.

location a stainless-steel clamp ring over the end and insert the ribbed pipe adapter. function the clamp ring at the middle of the ribbed shaft. vicinity the jaws of fashionable ratcheted clamping tool over the lug on the crimp ring and squeeze the handles together numerous instances till they wont flow any further.

Mark the cut line at the copper tube with a pencil. area the pipe among the rollers and cutting blade of a hand held tubing cutter. Tighten the knurled reducing wheel knob. Rotate the cutter over the pipe 3 or four turns till there's no extra resistance. maintain on tightening the knurled knob and rotating the device around the pipe till it's miles severed.

cut the quit of the PEX off rectangular with a PEX tubing cutter. Mark a line 1 inch from the end on every piece of pipe with a felt-tipped pen.

Insert the cease of the copper tube right into a unique PEX press-in shape coupling. Press the tube into the coupling till the marked line at the side of the tube reaches the lip of the coupling; you'll experience the clamping teeth within the coupling click on into place. Repeat with the PEX facet of the coupling to finish a watertight joint capable of resisting 200 psi.

join PEX to manifolds, boilers and warm water warmers with PEX compression fittings. these fittings consist of 3 elements: an R20 or R25 threaded nut, a ferule and a tubing insert. Slide the threaded nut onto the tubing with the threads facing the stop, location the ferule over the tubing and push the insert all of the way into the tubing.

Thread the brass connector nut onto a manifold or other plumbing gadgets inlet or outlet port, whichever is relevant. Tighten the hex connector nut with an adjustable wrench, however do no longer overtighten.

check the connection for leaks once water strain is restored. in case you detect a moderate leak, tighten the brass hex nut a quarter flip and recheck; this ought to stop the leak. Repeat with every other quarter flip if you nonetheless stumble on a leak, but don't go any in addition; overtightening will damage the rubber washing machine within the compression fitting.

shut off the water deliver and take away the leaking coupling. smooth up the mating floor at the appliance with a strip of 400-grit emery paper. Reconnect the coupling and retest,

join 1/2 inch PEX-a tubing to a few/four inch PEX tubing with a spread coupling as follows: place a pro-PEX ring across the cease of your 1/2 inch PEX-a tubing, protruding 1/8 inch over the give up.

Screw the best size head onto a Wirsbo expander device. Insert the tapered head of the expander tool into the half of inch PEX tubing. convey the handles together to increase the tube. retain bringing the handles collectively 5 to fifteen instances while rotating the tube.

eliminate the device and fast insert a half of inch to 3/4 inch pro-PEX fitting into the pipe. The 1/2 inch PEX-a tubing will then shrink back to its unique length to finish the watertight connection.

Source: here

Leave a comment