How To Run Pex Through Attic

Pex c is the most economical choice with a 10 foot section running 1 75 to 3 50 depending on brand and diameter.

How to run pex through attic. I would re route it into the attic and down to each fixture. Best case imo is to use continuous runs of pex with no fittings in the attic so your plumber will have to plan the layout a bit and the pipe should be very well insulated and protected from damage so that people walking through the attic insulation can t step on it. Because there are. When running pipe from a slab to an attic use cross linked polyethylene tubing or pex instead of copper.

Secure the line to the joists using clamps image 2. Pull the lines up through the holes drilled in the sub floor image 1 and then run the other end to the area where the water will be coming into the home. Be sure to leave extra pipe on both ends of the run. Running pex in an attic.

San antonio is a temperate climate and it rarely gets below freezing and i know pex is more resilient when is comes to freeze ups as the plastic tends to expand as needed. Pex type is forgiving when it freezes as far as breakage but insulating an exposed water line does little to keep it from freezing. Pex is semi flexible which allows for long continuous runs through joists and studs. Such as at night if the attic temp is 15 deg f.

Insulation only slows the time when it will freeze after the water is not running through the pipe. It may give it an extra hour before it freezes solid.