Routing Multiple Pex Pipes Through Unfinished Attic

The current galv pipes run in crawlspace.

Routing multiple pex pipes through unfinished attic.

It is usually colder than the rest of the house mostly due to the cat door and slider the dogs go in and out of. This allows plumbing to run from the basement to the attic. I looked in the attic and noticed that all of the plumbing that once was in the slab had been replaced by pex and was now in the attic. Instead of running from floor to ceiling a soffit runs across the top of a wall.

Know the essential steps for installing main and branch lines in an uponor pex residential plumbing system. For a variety of reasons from pipe damage under a slab to home design constraints water pipes may need to be run or rerouted through a home s attic. The chase is most commonly used for running new vent stacks. When running pipe from a slab to an attic use cross linked polyethylene tubing or pex instead of copper.

Similar to the chase is the soffit. I plan on running pex pipes both hot and cold across 16 feet of unheated attic space above a foyer. The foyer is 16 long and is off the kitchen it isn t heated directly but is part of the house. I m replumbing my house with pex.

Pex is semi flexible which allows for long continuous runs through joists and studs. 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. The simple solution is to dig up the insulation run the pipes along the top of the ceiling drywall ie just above the ceiling rather than just below it and put the insulation back on top of them which puts them on the warm side of the insulation inside the home thermally speaking also to be a lot more careful when hiring plumbers. As far as leaks go i was thinking that a leak in attic would do more immediate damage but would likely be detected much sooner.

Connecting pex plumbing a close look at the ever expanding options for joining pex plumbing. Connect pex with viega pex press fittings viega has developed one of the fastest and easiest methods for joining pex. Would it be better to route the new pipes through the attic instead of the crawlspace. Pex water pipe connections leakproof joints are made faster than soldering.

Inside pipes can be run vertically to accommodate new plumbing.