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- Spalling concrete foundation in 1930’s house–want to sort it before sorting other stuff
- Auto-balancing HRV worth it?
- Choosing Between Two HVAC Setups for Best SEER
- R40 Foundation in Zone 7a (ext rigid and int spray?)
- Insulating Vented Flat Roof
- Excellent Airtightness Makes Doors Hard to Open
- Exterior Insulation and Vapor Barrier for Wall Upgrades
- Wall Vents for Bathroom Exhaust