Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Sami Allen is the managing editor at Forbes Home, with over seven years of ...
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 ...