How Safe is PEX Tubing? - GreenBuildingAdvisor
2010年12月13日 · Builders have climbed on the PEX bandwagon in droves. Cross-linked polyethylene tubing is increasingly taking the place of copper in residential plumbing systems for a variety of reasons: ease of installation, resistance to acidic water, and the virtual elimination of leak-prone fittings. It all adds up to a juggernaut for a building material that's only been available in the U.S. since the ...
Three Types of PEX Tubing - GreenBuildingAdvisor
2022年11月1日 · But there are differences in the way PEX is manufactured. PEX is formed when polyethylene molecules are cross-linked (PEX is an acronym for “polyethylene cross-linked”) through one of three methods. The resulting products are known as PEX-a, PEX-b, and PEX-c.
Alternatives to PEX piping to avoid chemical contamination and …
2024年2月3日 · "We have seen significant amounts of chemicals leaching from new PEX pipes across brands and differences even within the same brand of pipe purchased from different stores," Whelton told EWG. He said the pipe materials are not tested once they are installed to see the whole range of chemicals that could leach into water and that most of the ...
Making the Best PEX Connections - GreenBuildingAdvisor
2016年6月20日 · Building his “forever house,” Dean Sandbo is mulling what type of tubing to use for his plumbing supply lines. He has narrowed the choice to one of two types of cross-linked polyethylene (PEX): PEX-A or PEX-B. Key issues, Sandbo notes in his Q&A post at GBA, are how long the tubing will last, and whether there are safety concerns — that is, will the PEX tubing leach chemicals into his ...
What type of tape can I use around pex pipe?
2017年9月8日 · Hello, I am looking for tape that I can wrap around my pex pipe, where they go through the studs. It get's a bit chilly in the winters and want to protect from any potential condensation on the wood. Pipe insulation is the obvious, but I would prefer to stay with smaller holes.. hence the tape. I have read from several sources saying that heat tape should not be used on pex pipe, although I am ...
Thoughts on Legend HyperPure pipe - GreenBuildingAdvisor
2017年8月22日 · If he decides to connect to the street he would need about 1000 miles of pex, and some type of robust mechanical protection for the piping laid on the roads. RobInNorCal | Sep 03, 2017 01:58pm | #7 Checking prices on "Houseneeds.com", Legend HyperPure 1.2" 500 foot roll is actually about half the price of Viega PEX, and about 15% less than Mr,.
PEX A vs. PEX B - GreenBuildingAdvisor
2016年5月26日 · I am obsessing over which pex to use for a whole house manifold installation. The choices are pex-a (uponor) vs pex b (viega). Uponor seems easier to work with, less kinking, better flow etc. What I am most concerned with is: 1.longevity (this is my forever house) 2. safety (leaching of chemicals into drinking water) I am on a well. …
Choosing Pipe for Main Water Line - GreenBuildingAdvisor
2017年8月10日 · In regard to PEX as the alternative - a brief look seems to show that 1-1/2" comes in 100 foot rolls which would mean many more joints than the blue pipe. Also, the joints need to be a polysulfone type material to avoid issues with the chlorine disinfectants according to one of the sheets I am intending to attach.
Sizing Pipe From Well to House - GreenBuildingAdvisor
2020年8月26日 · Larger pipe is better for longer runs. I ran 1.25" poly pipe on an 80' run. On a 450' run like yours, I would do 1.50" but 1.25" might suffice. Also depends if the run is going uphill or downhill. I am NOT a fan of buried rigid PVC pipe for water well supply line as it can crack and leak in underground applications.
Sealing PEX and PVC pipe penetrations - GreenBuildingAdvisor
2013年2月28日 · I am reposting this to the Code section; not getting an answer in General Questions. What do I use to meet code-required fire blocking and good weatherizing/air sealing for the circumferential individual tube/pipe and ganged tubes (a cluster of tubes), penetration gaps for PEX-to-wood (and plywood) and PEX-to-PVC pipe, and for PVC-to-wood, and PVC- & PEX-to-drywall? With manifold distribution ...