What Happened to PEX and Copper Pipe When Frozen…

Steffy

  We put PEX-a, PEX-b and Copper Pipe filled with water and capped with sharkbite end caps in the freezer during our first episode of SupplyHouse Speculations. Find out the result in our video below... …

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Your Guide To PEX Press Fittings

Eli

Tons of inventory means tons of questions. We get it, product selection can be tough, especially when all the product names sound very similar. Propress, Multipress, PEX Press... it's a neverending list of "Press" products! We want to make it easier for you. Here's everything you need to know to …

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PEX-A, PEX-B, & PEX-C

Tom

All PEX tubing carries one of three grades: PEX-A, PEX-B, or PEX-C. PEX stands for polyethylene (PE) cross-linked (X), and the grades are based on the various methods that manufacturers use to cross-link polyethylene molecules. PEX-A represents the highest grade. Cross-linking occurs while the po…

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Snow Melting with PEX

Tom

PEX tubing creates a wide-range of options for hydronic heating. When installed outdoors, you can use PEX to melt snow and ice. Some snow melt systems keep critical areas, (hospital entrances, etc.) clear, while others just save homeowners the effort of shoveling a driveway or walkway. Snow melt …

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Can PEX Tubing Freeze?

Tom

PEX tubing has the ability to expand and return to its original shape. This makes PEX more freeze-resistant than traditional rigid pipe (copper, galvanized, etc.). Still, PEX is not freeze-proof.  A PEX line can burst if fluid freezes in it. Freezing tends to be more of a concern in PEX plumbing in…

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The Colors of PEX Tubing

Tom

PEX tubing normally falls into two main categories: PEX with an oxygen barrier and PEX without an oxygen barrier. PEX with an oxygen barrier is designed for closed-loop space heating systems, and will normally be either red or white. It is usually not approved for use with potable water. PEX without…

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SharkBite 2XL Fittings

Tom

SharkBite push-fit fittings revolutionized plumbing and hydronic heating, making installations and repairs faster and easier for professionals and do-it-yourselfers alike. Previously available in sizes only up to 1”, SharkBite now makes fittings for larger pipe. SharkBite 2XL fittings work with 1-…

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The Purpose of PEX Oxygen Barriers

Tom

Make sure to use oxygen barrier PEX in any closed-loop hydronic heating system that includes PEX tubing. New water is not routinely introduced to closed-loop systems. The same water cycles through them, under pressure, continuously. Oxygen corrodes ferrous metals. Any system components made from …

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Viega Plastic Manifolds

Adam

New to SupplyHouse.com are Viega’s Pex Press Plastic Manifolds.  These plastic manifolds are economical and save time with the help of the Smart Connect feature. They are NSF-61 approved for use in potable water systems, and come with outlets numbering from 2 to 8. Models are available in Flow Th…

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Viega FostaPEX Tubing

Tom

Viega’s FostaPEX tubing provides a unique option for PEX installations. Its aluminum layer serves as an oxygen barrier, making FostaPEX compatible with closed-loop heating systems. The aluminum also keeps the tubing more rigid and reduces linear expansion. Unlike other PEX-AL-PEX, FostaPEX has the…

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ProPEX Fitting Removal

Tom

It’s easy to remove ProPEX rings from existing connections if you have access to a heat gun. Disconnecting the plastic ProPEX ring makes it possible to reuse brass ProPEX fittings, but EP ProPEX fittings can only be used once. To remove a ProPEX ring, heat one side of it with a heat gun and cut…

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The Pros and Cons of PEX-AL-PEX

Tom

PEX-Aluminum-PEX (PEX-AL-PEX) tubing contains a layer of aluminum embedded between two layers of PEX. SupplyHouse.com carries standard PEX-AL-PEX made by Rifeng and Uponor. The aluminum serves as an oxygen barrier and makes the tubing more rigid. See the chart below for some of the the advantages an…

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