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- Double Gypsum in an Unvented Roof Assembly – Climate Zone 4a
- Corner cap options?
- Vented or Unvented Roof for Hot + Humid Climate 2A
- Flat Roof EPDM – limited height – zone 4a – rigid foam then closed cell?
- How to properly use the insulation when I already have house wrap installed.
- Double Wythe ICF
- HVAC install – cardboard returns, duct air tightness