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Q&A
- Ultra-inexpensive balanced ventilation
- Flash & batt of conditioned attic
- How do I go about retrofitting my cold old home?
- Should I stay with tried and true?
- Direct vent gas through wall vs roof in home with spray foam insulation
- For Martin Holladay
- Does PEX plumbing tubing contain any recycled material?
- Do organic and synthetic versions of #30 felt differ in perm rating? 100 year roof.
- Would something like this be waterproof and vapourproof?