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If those were crimped-on end-caps you'd have to cut them off - but they look like "sharkbite" fittings, which can be removed. If you lack the special tool, close an adjustable wrench down to the size of the pipe, and use it to push the tan collar into the fitting. Search for "sharkbite adjustable wrench trick" or "how to remove a sharkbite" if that's ...


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I have been in the plumbing trade most of my life around 28 years and I can tell you that when it comes to tools you get what you pay for. Cheap tools will perform poorly and doesn't always do the job. I use both clamps and rings with my personal grade tools and never had a call back for a leak but I have friends in the trade who have purchased cheap ...


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Generally you would just secure the PEX with some pipe clams near the valve and that would be good enough. The valve just hangs there in mine and I usually grab a pipe with one hand when I turn it.


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You'll find the crimp fittings are a lot more available. I have found no local retail plumbing stores in my entire metropolis which sell the expansion style of anything. Also, there is no warranty on the expansion type unless you're certified so I'm told. Not that warranty claims on any plumbing install are that common or plausible anyway. A lot of plumbers ...


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As I understand it, the expander only works on PEX-A tubing which is more expensive and not as durable/chemical resistant. I have found that in many instances I had to make a connection in a tight space and needed the compact compression ring tool. The expander has the advantage of working before the connection is made, so I suppose if you plan ahead you ...


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NO. PEX degrades in the presence of UV radiation. A few days exposure reduces its lifetime resistance to chlorine by 50%. Source: http://www.coengineers.com/preventable-problems-with-pex/



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