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What kind of fittings do you use for PEX water piping?

Should I use plastic or metal PEX fittings?

Plastic fittings have been considered to be less durable. Some are also of the opinion that plastic fittings may be of smaller diameter than that of brass fittings thereby making it less effective. The basic fact is that plastic fittings is better and effective, unlike the brass PEX fitting.Mar 29, 2019

What size are PEX fittings?

PEX tubes range in diameter from 3/8-inch to 1-inch for residential applications. For adequate water flow, it's a good idea to install 1/2-inch or 3/4-inch PEX for your main lines. The standard when replacing old water supply lines with PEX is to use the same size.

What is the most commonly used PEX fitting?

Crimp style fittings are the most common and affordable type of PEX fittings and can be found in majority of supply houses, home improvement stores and online stores. Brass PEX crimp fittings are manufactured to ASTM F1807 standard.

Is PEX crimp or clamp better?

If you are looking for a fast and more secure connection that will stand the test of time, crimp tools are your better option. But if you want more flexibility without working more, go for PEX clamps.Nov 3, 2020

image-What kind of fittings do you use for PEX water piping?
image-What kind of fittings do you use for PEX water piping?
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How many fixtures are on a 1/2 PEX water line?

For our example, our 1-inch pipe can have up to 30 fixture units, our 3/4-inch can have up to 14, and our 1/2-inch can have up to 4.May 5, 2021

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Are plastic PEX fittings OK for hot water?

PEX pipe is approved for residential and commercial hot and cold water distribution systems, municipal water service lines, radiant panel heating systems, hydronic baseboard heating systems, snow and ice melting systems and building services pipe.

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How long do plastic PEX fittings last?

Fact: The life span of PEX tubing can vary based on frequency of use, water quality and water temperature and has an average life expectancy of 40-50 years. Some factors, such as exposing tubing to sun or water temperatures beyond tested levels, can significantly damage tubing and reduce its life span.

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Do PEX fittings reduce flow?

The reality is that even PEX expansion fittings, which are sometimes referred to as “full-flow,” restrict flow rates. ... At a rate of 8 feet per second, the CPVC fitting will cause less than 1% restriction in flow while PEX fittings create a 23% to 54% reduction in flow, depending on the fitting used.Jan 21, 2020

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What size hole do you drill for 1/2 PEX?

1/2" PEX will be quite snug to go through a 3/4" hole so I often drill 7/8".Mar 16, 2010

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Is 1 2 PEX big enough for hose bib?

1/2" is fine for individual fixtures such as sinks and dishwashers, but high flow fancy showers should be 3/4" Also, your trunk line should have been 3/4". It also depends upon the water pressure supplied by your utility or well. If it's high enough, you can "get by" with 1/2" but bigger is usually better.Jun 26, 2020

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What is better crimp or cinch?

The stainless steel Cinch Clamps are stronger than the copper Crimp Rings. I know this from personal experience after working with frozen water lines. When the fitted connection freezes with water in the line it will cause the copper Crimp Ring to expand just enough to cause a leak when it thaws.

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What is the difference in PEX A and PEX B?

Flexibility - PEX-A is the most flexible, allowing for it to be fastened by cold expansion, which allows the end to be fluted prior to inserting the fitting. PEX B is not expandable and you should never expand the end of a PEX-B pipe. Kink-Resistance - PEX-A has the greatest resistance, PEX-B the lowest.

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Can you use SharkBite fittings on PEX A?

SharkBite brass push-to-connect fittings are compatible with PEX, Copper, CPVC, PE-RT and HDPE pipe. SharkBite fittings come with a PEX stiffener pre-loaded into the fitting for PEX, PE-RT and HDPE.

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Are Sharkbite and Apollo interchangeable?

Apollo manufactures both Pex-A and Pex-B. If your supplier is selling Sharkbite fittings, all sharkbite fittings will work on all three types of Pex. I have only seen Apollo expansion fittings and all Pex expansion fittings will only work with Pex-A due to the I.D. If you have Uponor, you have Pex-A tubing.Mar 22, 2019

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Can you crimp PEX twice?

Answer: Tech consensus from Sharkbite reps is that crimping more than once may be acceptable so long as the gauge tool fits well in the GO spot but still does not in the NO GO spot (meaing you did not overcrimp).Aug 23, 2019

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What's the difference between wirsbo and Pex?

  • PEX is actually the generic name for Cross-linked (X) Polyethylene. And this is a well-known type of plastic used around the world. Wirsbo, on the other hand, is one of the brand names of the PEX tubing. Therefore, the question is not the difference between Wirsbo and PEX, but the actual classifications of the Cross-linked Polyethylene.

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What are PEX fittings?

  • Crimp style PEX fittings are the most popular type of fittings used for the installation of PEX tubing. They are manufactured from brass (per ASTM F1807) or PPSU (Polyphenylsulfone Polymer) (per ASTM F2159) and can be installed using Crimp, Clamp (Cinch) or Press connection methods.

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What size PEX residential?

  • PEX tubes range in diameter from 3/8-inch to 1-inch for residential applications. For adequate water flow, it's a good idea to install 1/2-inch or 3/4-inch PEX for your main lines. The standard when replacing old water supply lines with PEX is to use the same size.

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Is PEX piping reliable?

  • PEX pipe is as reliable as iron and copper pipes, without the problem of metal corrosion creating pinhole leaks and fitting failures. An early concern with PEX pipes was inexperience among plumbers regarding installation and attempting to use improper or defective fittings.

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