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  • Support for PEX piping - DIY Home Improvement Forum
    There is insulation sitting on the drywall of the ceiling I will be doing the work from the first floor - I already had to cut out several sections of ceiling drywall to access the piping to fix the problems But I want to go through now and replace this copper piping with PEX Here is a pic
  • insulating pex pipes - DIY Home Improvement Forum
    Hi, Just installed new water heating system at home Plumber who install radiators told me that i must insulate pex pipes in crawling space for heat loss reasons This crawling space not cold in a winter time (about 50 F), but he told me i Must do it right with the fiberglass insulation (cost $6
  • Insulating PEX hot water lines? - DIY Home Improvement Forum
    We have ~115’ of 1 2” PEX hot water lines feeding 6 faucets showers bathtubs from a 5’ tall crawl space (68 degrees in crawl) It takes ~2 minutes to get hot water to our kitchen faucet 30’ from our Navien 200,000 BTU instant hot water heater I can buy foam insulation for $40 House was built
  • Protecting pex through bored holes - DIY Home Improvement Forum
    I drilled 1" holes under the stubouts that go through the 2x6 bottom plate and 3 4" plank subfloor When running pex through these bored holes, are you supposed to protect the pipe from rubbing against the surrounding wood? I was thinking to stuff fiberglass pipe insulation in the hole to surround and prevent the pipe from rubbing on wood
  • What sealant to use around pex? - DIY Home Improvement Forum
    Assuming the holes are big enough, another option might be to get pex approved insulation that normally insulates pex tubing Cut a piece off and jam it in the opening around the pex tubing so it extends an inch or so on both sides of the hole It would allow the tubing to move due to expansion and contraction and prevent the tubing from scraping on the hole I've seen pictures where
  • open cell sprayed insulation and PEX - DIY Home Improvement Forum
    I recently sprayed all of the PEX tubing for our bathroom remodeling project with closed cell foam without any problems We sprayed 6" in three layers and everything went smoothly Is there a reason you're using open cell instead of closed? Closed has a higher R-value and provides a vapor barrier and air seal
  • Pipe insulation: Foam, Rubber, Other? - DIY Home Improvement Forum
    R-Value The R-Value is basically the same for all the insulation types you mentioned The foam insulation is extremely flamable :furious:, so its not recommended to put foam insulation near your hot water heater (just to be safe):laughing: Foam insulation also shrinks when it is put on a hot pipe, which could leave spaces in between pieces Rubber is good for cold pipes, but is a more
  • Condensation from Mini Split Line Sets and PVC. . .
    Part of the insulation splice that I used covered the flare connections, but it looks like the condensation may be coming from higher up than that (possibly at the Y where the line sets split from the Mitsubishi insulation) Also, should I be insulating the flare joints differently than using line set insulation?
  • Pex and Attics and Refrigerators. . . OH MY! - DIY Home Improvement Forum
    The way I do it Run the 1 2" pex thru pvc 1" pvc works, but 1 1 4" easier to do for the turns Can use pipe insulation on the PVC but no need to Start exposed PVC above water heater and go thru ceiling Then thru attic Then into wall behind refrig Just extend the pvc about 5 ft down wall Then carry on with the pex
  • pex insulation - DIY Home Improvement Forum
    Hi, Just installed new water heating system at home Plumber who install radiators told me that i must insulate pex pipes in crawling space for heat loss reasons This crawling space not cold in a winter time (about 50 F), but he told me i Must do it right with the fiberglass insulation (cost





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