Recent content by fastredthing

Hi, 1) Do I need to add a plastic vapor barrier to ceilings (will use blown in insulation) or walls before I install metal panels for a garage interior? The outside walls are wrapped with Tyvek, if that matters. Won't the metal panels act as a vapor barrier? I have read arguments for both sides...

Rookie2, Looks like you overthink things just like I do. Why the packing tape? Does it let the stub ups move a bit?

Thanks Highbeam, The 8 psi load is per tire. I can do the math for you if you want. We have cars with four tires here in Ohio too. But I do agree with you about the subgrade. Looks like that is the consensus and main consern. Thanks for the comments.

sands 35 I usually try to overthink things as you will see. I figured that a 4400 lb car with a 6" x 6" tire contact area would put about 31 psi at the surface of the concrete. Assuming the weight is spread wider as it goes to the top of the foam, guess 12" x 12", that puts the load (car and...

to legwound I looked at a simalar product called Crete Heat, its like foam legos. I would use it if I had the money. Looks really cool and easy to use, but it was almost twice as much as Foamular 250.

Are you going to park that bulldozer over the 25 psi foam?

Hi, Looking for your thoughts and advice for my 40 x 60 x 12 high garage, floor pex heating project, in Ohio. The garage is build and I will pour the floor this spring Here are my plans 5" slab thickness Heated with natural gas boiler, 8) 1/2 pex-b oxygen barrier, runs 300' long, on 5' x 10'...