All materials
Original illustration
General
Sealant
A product that closes a joint against water or air. Caulk is one kind.
Why it matters to your home
The right sealant depends on whether the joint is painted, wet, or moving.
General
SealantA product that closes a joint against water or air. Caulk is one kind.
The right sealant depends on whether the joint is painted, wet, or moving.