33 . Where should you put vapor barrier relation to a concrete slab foundation
A、Undertheslab
B、Thebottomoffooting
C、insidetheslab
D、Aroundthefoundation
发布时间:2025-06-09 09:33:45
A、Undertheslab
B、Thebottomoffooting
C、insidetheslab
D、Aroundthefoundation