QA

Question: How To Use Pex Tubing

What is the best way to connect PEX tubing?

The most common connection method used in PEX installation is the “Crimp” method. This process involves sliding a ribbed fitting into the PEX tube and crimping a seal ring around the connection point. These rings are typically made of copper, but may be found in plastic as well as brass.

Do you need special tools for PEX?

Do I Need Special Tools? Yes. When plumbing with PEX, you can use stab-in or compression fittings to make the connections, but they’re too expensive to be practical on large projects. Connections for most PEX supply jobs require a special tool.

Is it better to crimp or clamp PEX?

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.

How long does PEX pipe last?

Additionally, long-term testing programs on PEX have shown that it has a potential lifespan of more than 100 years. So, while copper systems may have to be re-piped every few years or decades due to corrosion and pinhole leaks, a PEX system can last 10 times longer — or more.

Where is PEX not allowed?

PEX can’t be installed in high heat areas. You can’t install PEX in high heat areas like near recessed lighting. This also means you can’t connect PEX directly to a hot water heater, but you can use a connecting material to do this.

Is PEX pipe safe for drinking water?

The inner pipe for drinking water is made of a plastic called cross-linked polyethylene (PEX). There are no health risks associated with drinking water from PEX pipes. A few types of PEX-pipe may cause prolonged undesirable taste and odour if the water remains in pipes over time.

How do you tap into a PEX water line?

1 Answer. First you need to cut the PEX tubing at the access spot. That can be done with a PEX tubing cutter. Then you acquire the correct type fitting (your size requirement may differ from picture) to rejoin the cut PEX with “T” fitting and a branch connection for an added PEX tubing to go off toward the ice maker.

Will PEX water line freeze and burst?

Due to its flexibility, PEX can expand under the damaging pressure caused by ice formation. If the weather gets cold enough, PEX pipes can and will freeze like any plumbing. However, PEX may be less likely to rupture as a result of freezing.

Does PEX pipe need to be insulated?

Does PEX Pipe Need To Be Insulated? Yes, although PEX pipes can withstand freezing temperatures better than other pipe materials – but they are not freeze proof! If the temperature drops below 20 degrees Fahrenheit your pipes have a very good chance of freezing.

Can I use PEX in my whole house?

It’s fine for inside your home but if you’re having PEX piping installed outdoors, you will not be able to locate it above ground. – Contamination risk. PEX plumbing pipes may contaminate your home drinking water, although this can be avoided if your plumber uses specially certified impermeable tubing.

Can you plumb your house with PEX?

The nice thing about pex is you can install it around corners without having to put it in a corner you can just bend it around there and if it does freeze, it won’t burst. When installing pex in your house, you want to use what’s called a manifold. When you are installing pex, you will need a pex crimper and a guide.

Can I use blue PEX for hot water?

Color-Coded: Red PEX pipes can be used for hot water supply lines, blue PEX for cold water supply, and white for either hot or cold. These colors are just for your convenience. Plumbing code does not require the pipe color to match the type of water supply.

How can you tell the difference between 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.

What is wrong with PEX plumbing?

PEX piping has a maximum bend radius, which can lead to stress on the pipe caused by improper installation. In addition, extreme bends and kinks place a very high local stress on the wall of the pipe, making it more susceptible to oxidative degradation.

What is better copper or PEX?

PEX pipe is not only cheaper than copper but more durable too. PEX is immune to corrosion and mineral build-up, and it’s not affected by electrolysis, which can cause small pinhole leaks in copper piping. Copper pipes can last anywhere from six months to the life of a building.

Which is better PEX or copper piping?

We generally belive that Plumbing PEX Tubing is much better than Copper for most, if not all, plumbing systems. PEX Tubing is much more resistant to freeze-breakage than copper or rigid plastic pipe. PEX Tubing is cheaper because it takes much less labor to install. PEX Tubing is quickly becoming the industry standard.