What is the flow rate of 1/2 PEX pipe?
Pressure Drop Table (psi per 100ft of tubing length)Flow rate, GPMPEX tubing size1/2″1″1.01.700.102.05.300.353.011.00.6313 more rows.
How many fixtures are on a 1/2 PEX water line?
Sizing is based on Water Supply Fixture Units (WSFU) Each fixture is assigned a WSFU in the UPC. A bath tub is 4 WSFU for example. A 1/2″ water line of 40′ in length can supply 6 WSFU at 35-40 psi.
Can I run 3 4 PEX to shower?
3/4″ pex is somewhat larger than 1/2″ copper, and 3/4″ copper is probably a good size for a bathroom group. If the pressure drops on the cold side (sink and someone flushes the toilet), that may be enough with 1/2″ line to cause a pressure balance valve to throttle the hot side while it’s also feeding the shower.
Why is PEX plumbing bad?
PEX failures Piping fails when the pipes are exposed to chlorine that is within the water, exposure to direct sunlight before its installation. Furthermore PEX pipe is vulnerable when it comes in contact with such solutions as petroleum products and oxygen. It can leach toxic chemicals from pipe material also.
Can PEX be used for shower?
Use threaded PEX water line fittings for shower valves. … A plastic bracket forms the sharpest 90-degree angle permitted for this brand of PEX.
What size PEX should I use for a shower?
A 3/8-inch line is sufficient for lengths up to 250 feet; 1/2-inch line will deliver adequate water pressure up to 350 feet; and 3/4-inch tubing is necessary to run a 500-foot line. Look for a maximum recommended lengths specification on the PEX packaging.