vented flashing

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    Insulated ICC Chimney and a Vented Chase (Airtight but not insulated ?)

    Hi, We’re working with a local chimney shop in Nova Scotia to order parts and approve our plan. But we’re doing the installation ourselves on our 16×20 building. It’s 2 storey with a non-vented cathedral ceiling. We’re seeking advice here about our chase. We plan to make our chase airtight...
  2. H

    Ceiling support box without vented flashing??

    Hello, The store sold me one of the silicone roof flashings since I have a corrugated tin roof so it could be molded. However, they also sold me a 24” ceiling support box. The ceiling to roof clearance is shallow enough I could get the ceiling support box to pass all the way through the attic...