Install a minimum 18 inches of metallic or other approved material piping between water heater and pex tubing.
Electric hot water heater installation with pex.
Our water heater installation pricing consists of four components.
1 cost of product unless you buy a new water heater in advance and ask us to install it separately any in home consultation that includes a replacement water heater install will have the product s cost included.
There s no need to use pex on your water heater and you probably shouldn t seeing as how your t p valve won t go off until after you ve already exceeded pex s maximum operating temperature.
Instead you can use a flex line like this.
Shut down the water supply first before working with the connection.
Although this was hooked up without soldering this will have to be addressed down the road.
Make sure the drain valve is completely closed and then turn the main water supply on and open all line valves.
Diy how to hook up a hot water tank with pex tubing.
Sometimes opening a hot water faucet on a sink helps the water heater tank to empty faster.
Also domestic hot water should not be 100 120f but rather around 130f.
Step 4 when the tank is empty remove the discharge pipe from the t p temperature pressure relief valve.
A copper stub out elbow and a copper pipe will do.
Cross linked polyethylene pex hot and cold water distribution systems of the plastic pipe and fittings association.
Step 1 shut down the water supply.
From the tubing installation practices section of installation handbook.