Matt has rigged up a test to see if Closed Cell Spray Foam will indeed add strength to a wall cavity!
We used https://accellapolyurethane.com/ for the SPF in this test.
https://www.amazon.com/shop/mattrisinger Matt’s Picks on Amazon! (Affiliate Link)
Huge thanks to our Show sponsors USG/Tremco, Polywall, Huber, Dorken Delta, Prosoco, Marvin Windows, & Endura for helping to make these videos possible! These are all trusted companies that Matt has worked with for years and trusts their products in the homes he builds.