Weep hole covers are made of super tough nylon for vinyl or aluminum window sills. They will provide years of service allowing water drainage. The flap shuts after drainage which prevents air and debris infiltration.

Most shipping weights are approximate and have not been verified. If the exact weight is needed in order to determine shipping costs, and shipping costs are required in order for you to complete your order, please request this prior to submitting your order by contacting CRL Customer Service. Product images shown are of the actual product or a close representation. ColorsColours can vary depending on your computer's video card and on how your monitor's colorcolour is adjusted.