Mechanical ventilation / Discussions

How to deal with condensation in basement?

...mechanical ventilation & a dehumidifier to the basement. I have a few questions: 1. What kind of insulation should I add behind the rim joists? I feel like spray foam is the answer, but I'm a little concerned about off-gassing. 2. I'm worried about condensation between the vapor barrier and the insulation / studs i...

Posted by Shane Hu Aug. 7, 2025 Basements improvements 1 response