First extend a pipe 18 in.
Connect water heater to pex piping.
Run new pex piping through all the locations where the polybutylene used to be.
Cut and remove all the polybutylene piping from the house.
Pex has a distinct advantage over these materials because of its flexibility which allows one end of pex pipe to connect to a pex manifold the main water control system and then wind through.
Shut down the water supply first before working with the connection.
Step 4 prepare the pex tubing.
Can i connect pex to my water heater.
Check your local plumbing codes to see if hard piping to your water heater is required.
Step 2 connect the metal connector to the water heater.
Shut the water off to the house and open all the faucets in the house to remove any water remaining in the pipes.
Connect the pipes using pex fittings and the expansion tool.
Stainless steel corrugated connectors can be used as an alternative to hard piping.
From your water heater and connect the pex to the pipe.
Step 3 solder the copper stub to the water heater.
Water heater hoses with ball valves provide a shut off on the supply side of the water heater.
Pex can t be directly connected to a water heater.
How to connect pex tubing to a water heater.