Hi Martin, We're planning on installing a metal standing seam metal roof over an existing vented cathedral ceiling. In zone 5, the existing conditions to remain are gyp. board ceiling…
Planning a renovation and addition of an existing house; 1. Climate Zone 4 - the new insulation code for ceilings is R49. Is the only way to achieve this in…
I'm involved on a project where the insulation contractor would like to use closed cell spray foam insulation in our wall cavity in order to mitigate the risk of condensation.…
Recent Q&A
Vented metal roof and underlayment
Hi Martin, We're planning on installing a metal standing seam metal roof over an existing vented cathedral ceiling. In zone 5, the existing conditions to remain are gyp. board ceiling…
Insulation and new codes
Planning a renovation and addition of an existing house; 1. Climate Zone 4 - the new insulation code for ceilings is R49. Is the only way to achieve this in…
Huber Zip R-Sheathing with open cell insulation
I'm involved on a project where the insulation contractor would like to use closed cell spray foam insulation in our wall cavity in order to mitigate the risk of condensation.…
Existing non-vented crawl space conversion and mold
Hi Everyone,