Sometimes they have been insulated makes very little difference to the temp on a july or august afternoon.
Pex piping in florida attics.
Pex is semi flexible which allows for long continuous runs through joists.
Yes rodents will chew absoultely eveything they step on.
I should probably re plumb again with copper but it would be a real pain to solder the joints in the walls.
It is flexible so your fitting count is way less which helps on water flow.
It is important to insulate pex pipe in an attic particularly in cold weather areas.
The pex piping carries a 25 year warranty were cpvc is only 10 years.
Pex water pipe without insulation in an attic that is also next to an access hatch opening and unprotected.
Reasons to use pex piping.
The builder insulated about 6 feet of the lines from the water heaters located in the attic but did not insulated the entire lengths.
Pex in attic should pex water supply lines in attic be insulated through its entire length in the attic.
The portion of pipe in the garage below the attic is still strong and flexible.
If any light can shine into your attic through vents or windows then you need to protect the pex inside something like foam pipe insulation or otherwise shield it from all sunlight.
The photo at the top of the page is an example of what not to do.
I might just replace the pipes in the hot attic.
Yes the cold water is hot in the summer very hot in fact due to the heat of the attic.
Sharp metal can cut pex.
Pex cpvc poly back in the day even copper in the attics etc.
Although the flexibility of pex pipe makes it somewhat resistant to freeze fractures it is still required to be insulated in an attic.
Use pex pipe when running pipe from a slab to an attic use cross linked polyethylene tubing or pex instead of copper.
Pex is by far the superior pipe for replumbing your home.