- Should I replace copper with PEX?
- Can you run PEX directly to water heater?
- Why is PEX plumbing bad?
- Is PEX OK for drinking water?
- What are the disadvantages of PEX?
- Is 1 2 PEX big enough for shower?
- Does PEX reduce water pressure?
- Is PEX pipe legal in California?
- Is PEX pipe legal in Los Angeles?
- What is the safest pipe for drinking water?
- Can I use blue PEX for hot water?
- How long does PEX pipe last?
- Does PEX need to be insulated?
- Can mice chew through PEX pipe?
- What is the flow rate of 1/2 PEX pipe?
- Where is PEX not allowed?
- Is PEX pipe up to code?
- Should I use PEX-A or PEX B?
Should I replace copper with PEX?
As PEX is more affordable and easier to work with than copper, if you are making a small repair yourself, it makes sense to replace a copper pipe with PEX..
Can you run PEX directly to water heater?
PEX can’t be directly connected to a water heater. First extend a pipe 18 in. from your water heater and connect the PEX to the pipe.
Why is PEX plumbing bad?
PEX plumbing system has been used for more years and therefore its failures has been observed and known. Its major failures is linked to piping and fitting. Piping fails when the pipes are exposed to chlorine that is within the water, exposure to direct sunlight before its installation.
Is PEX OK for drinking water?
PEX is used in medical applications and is resistant to high and low temperatures, scale, and chlorine. … In fact, Whelton and his team have found that at least six brands of PEX pipes and a PEX-a green building plumbing system have impacted both the chemical and odor quality of drinking water.
What are the disadvantages of PEX?
PEX Plumbing DisadvantagesPEX may leach BPA and other toxic chemicals. … PEX is extremely sensitive to UV light. … PEX can be damaged by chemicals and pests. … PEX can’t be installed in high heat areas. … PEX is semi-permeable, which means liquid can enter the pipe.Feb 15, 2020
Is 1 2 PEX big enough for shower?
As long as the supply lines for the shower tie into a 3/4″ line, 1/2″ will be fine. I use a Delta shower faucet that already has pex adapters made into the valve body, no threading or sweating, just crimp and you’re done. … When you connect the shower head to the Delta valve, use the “tub” outlet to get the maximum flow.
Does PEX reduce water pressure?
It won’t affect pressure, but the volume is decreased. If you do a manabloc, it probably doesn’t matter much. If you do a trunk and branches, I would use 1/2″ only to the last fixture.
Is PEX pipe legal in California?
PEX was banned in California due to some concerns about toxic materials leaking through the pipe and into water. Through various national laboratory tests, PEX has proven to be completely safe and durable. It is now legal in California and even included in principal plumbing codes.
Is PEX pipe legal in Los Angeles?
Is PEX (crosslinked polyethylene) an approved material to repipe a home? Answer: The 2011 Los Angeles County Plumbing Code allows for the use of PEX for water supply and disstribution in residences and commercial structures. For additional information please contact your local Building and Safety District Office.
What is the safest pipe for drinking water?
Copper pipes with lead-free joint materials are the best choice for water pipes. They are long-lasting and won’t leach chemicals into your drinking water.
Can I use blue PEX for hot water?
Why PEX Pipes Are Ideal For Do-It-Yourselfers 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 long does PEX pipe last?
100 yearsAdditionally, 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.
Does PEX 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 mice chew through PEX pipe?
Mice and rats will chew through anything they can, including plastic, so PEX tubing is at just as much risk as the plastic-coated wiring in a car or an HVAC unit. While all rodent damage can be expensive, if rodents chew through a home’s PEX water pipes, the result can be disastrous.
What is the flow rate of 1/2 PEX pipe?
At a design velocity of 8 feet per second (fps) in a ½” PEX system, water velocity will reach at least 12.7 fps and as high as 19 fps, depending on the type of fitting used.
Where is PEX not allowed?
Pex not being allowed in commercial or industrial buildings, and thus not in residential buildings deemed “commercial industrial”.
Is PEX pipe up to code?
The vote of the California Building Standards Commission (CBSC) on adding PEX potable water pipe to the California Plumbing Code (CPC) was unanimous. … The CPC will first reflect the change in August but use of PEX pipe is approved immediately.
Should I use PEX-A or PEX B?
PEX-A is the most flexible of all PEX tubing types, has little or no coil memory and gives installer an ability to repair kinks with a heat gun. … PEX-B is a clear winner in terms of price vs. both other types.