Is it worth it to insulate hot water PEX tubing?
2010年7月22日 · Another report quantifies the heat loss from copper pipes and PAX pipes (a 3-layer composite of high density cross-linked polyethylene (PEX), aluminum, and another layer of PEX) but not for straight PEX. They note, however, that “½ inch thick foam pipe insulation performs almost as well as ¾ inch thick foam pipe insulation.”
How can I insulate pex pipes that have supports at every joist?
2016年12月31日 · For instance if the pipe holds a gallon of water and flow rate is 4 gallons-per-minute, it'll take 1/4 minute or 15 seconds. How much volume does a pipe hold? That is Length * 3.1416 * Radius * Radius. The important part is radius is squared, which makes it an extremely potent factor. Double pipe diameter, volume quadruples, and so does delay.
Seeking insulated PEX recommendations for hydronic …
2023年10月26日 · I’ve found solutions such as Uponor Ecoflex with 2 PEX pipes embedded in foam, but these seem primarily oriented towards outdoor (buried or not) runs, and also seem fairly bulky. I’ve also seen solar-oriented solutions with pairs of steel pipe wrapped in EPDM. There’s also single-pipe solutions such as Cool-Fit from GFPS.
Best way to keep a PEX run in an attic (above a foyer) from freezing?
Thermostatically controlled heat tape can work, but be absolutely sure it is installed properly and if possible use a heat tape that you can use pipe insulation over. Not all heat tapes allow use of pipe insulation due to overheating of the PEX. If you do have to run in this area, be sure there are no drafts that can come to bear on the tubing.
What is the recommended method of insulating PEX piping?
2019年2月8日 · I don't believe heat tape is listed for use inside a wall or I have not seen any that is. From what I have seen pex usually holds up well to freezing. I would want to put insulation on the outside of the pex but leave the inside open so the …
insulating pex pipes - DIY Home Improvement Forum
2007年11月16日 · Hanging Insulated PEX pipes I plan on insulating a 30 foot straight run of PEX pipe running through the basement perpendicular to the joists. If I mount the pipe to the joist using talons or clips before I insulate the pipe, I'll have to notch around all the joists.
Insulating PEX pipe - DIY Home Improvement Forum
2018年2月12日 · Using my area, Idaho high desert, if I were say running this 20' to a hot tub faucet or greenhouse I would use a flexible tubing, cut the pipe down the length, make some large O-rings to center the PEX inside the pipe and use spray foam to house the lines. Cutting the tubing won't be a problem, the foam will keep it clean and organized.
Protecting pex through bored holes - DIY Home Improvement …
2019年2月28日 · 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.
Can I insulate PEX pipe in a crawlspace with fiberglass insulation ...
2015年4月6日 · I am inclined to cut fiberglass wall insulation R-14 into strips and run it under the pipe.That will encase it as the floors are well insulated. (R-19 above the PEX & R-14 below) Would that be as effective - less effective - more effective than putting foam insulation around the exposed sections of PEX ?
Insulate PEX? - GreenBuildingAdvisor
2013年6月18日 · If all plumbing lines are within the envelope, and a recirculating pump is installed, what might the payback period be for insulating PEX hot water lines? Because the advantage of PEX is that the pipes are easily curved around obstacles etc., I bet insulation coverage wouldn't be more than 90% in even careful installations. In any case, insulation would serve no purpose whenever the wait ...