4 9/16-inch Sloped Sill Pan Extension Coupling in White

Use the SureSill 4-9/16 in. White Sloped Sill Pan Extension Coupling to supply your doors and windows with continuous support. The couplings also let you to expand or join existing sill pans. Includes 1 piece 4-9/16 in. Extension Couplings are available in bulk and individual packaging Allows you to join and extend sloped sill pans Made from white PVC For use with the SureSill 4-9/16 in. sloped sill pan