Be sure you have properly sized your pipe's diameter, either A1/2 inch or A3/4 inch, so that the insulation tubes fit snuggly. Apply duct tape along the slit to create an air seal. (Susan Poag/The ...

We may receive a commission on purchases made from links. Homeowners who have spent many years living in freezing climates probably have their pipes covered, both literally and figuratively. From ...