July 21, 2026
Velux ECL 2246 Step Flashing Kit for Curb Mounted Skylight
VELUX ECL curb mount step flashing interweaves with low-profile roofing materials to help provide proper water drainage. It includes a roll of adhesive underlayment which provides an additional layer of water protection and prevents leaks. This curb mount step flashing is designed for use on roofs with shingles, shakes or slate with a minimum pitch of 10° and a maximum pitch of 60°. ECL/ECW 2246 flashing is engineered to fit VELUX curb mount size code 2222, 2230, 2234, or 2246 skylight models manufactured after 2009. Roll of adhesive underlayment (included) is 9 in. Wide and 26 ft. Outer dimensions of site-built curb must be 25-1/2 in. For width and up to 49-1/2 in. If you have a tile roof, order flashing kit model number ECW 2246 0000 instead. If you are attempting to re-flash an older VELUX skylight model, ask a store associate in Millwork to contact VELUX for a quote on an older flashing kit model. Speak to an Associate about Doors and Windows.