M-D Building Products 76265 M-D in Swing Adjustable Sill, 36 in L X 4-9/16 in W X 1-1/8 in H, Aluminum/Hardwood, 1-1/8"x4-9/16, Mill All season protection against drafts, moisture, dust and insects Easy to install and adjust; seals gaps up to 5/16 inch high Adjustable to 1-3/8 inch - slope 5 degrees 4-9/16-inches wide by 1-1/8-inches high by 36 inches long