Product Overview
Buy 4-1/8 Inch White Sloped Sill Pan Extension Couplingfrom Vella.ca
Use the SureSill 4-1/8 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.
Buy 4-1/8 Inch White Sloped Sill Pan Extension Coupling from Home Depot
