Run new pex piping through all the locations where the polybutylene used to be.
Connect water heater to pex piping.
First extend a pipe 18 in.
Step 2 connect the metal connector to the water heater.
From your water heater and connect the pex to the pipe.
Step 4 prepare the pex tubing.
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 the water off to the house and open all the faucets in the house to remove any water remaining in the pipes.
To bypass the heater core you need to remove the two water hoses going through the firewall from the engine compartment to the heater core and connect them together so that the water loops around.
Step 1 shut down the water supply.
How to connect pex tubing to a water heater.
Pex can t be directly connected to a water heater.
Can i connect pex to my water heater.
Installing a sharkbite water heater hose.
Check your local plumbing codes to see if hard piping to your water heater is required.
Shut down the water supply first before working with the connection.
Cut and remove all the polybutylene piping from the house.
Water heater hoses with ball valves provide a shut off on the supply side of the water heater.