Posted 2/12/2019 12:22 (#7316058 - in reply to #7315739) Subject: RE: Spray foam building
Wyoming
I don't care what they say, there is a difference between 29 and 26. They keep saying the 29 has better tensile strength, but i don't know what they are comparing to. The 26 I have seen is 80000 PSI so there is no difference.
Spray foam building
