what type of caulking i can use to seal behind baseboard
Once you have identified air leaks along your baseboards using our how to find air leaks guide, use these directions to seal them up. Latex caulk: Easy to apply and clean up, latex caulk can be used to seal up small air leaks and gaps. If the gap is greater than Â½ in width, use a foam backer rod first, then apply the caulk over the backer rod. 1  Be sure to read the entire package to ensure you have all materials the job will require and to budget for dry times in your project. Carefully review all safety precautions on the package.