Recent Q&A

• Help sealing around bathroom exhaust fan (Panasonic Whisper type fan)

  Hello, I have a panasonic exhaust fan that I would like to seal where it meets the drywall ceiling. Is it a good idea to put some rope caulk between…

• Air sealing doors is frustrating — need help

  Hi, I am trying to air seal all my exterior doors, but I have run out of ideas and ways to seal remaining gaps. Please chime in if you can.…

• Expanding foam for sealing around flex duct through attic?

  Hello, I need to seal around this flex duct coming through ceiling joists and up through home made cutout above bathroom ceiling.This is connected to a bathroom fan on the first floor…

• Safe to use caulk to air seal around wires coming into the outlet box through knockout holes?

  Hello, I have very drafty electrical outlet boxes and switches that I have started to seal. I have used great stuff (blue can less expanding) poly foam around the box where it…