VELUX Curb Mount Tile Roof Aluminum Flashing Kit for Skylights Flooring Accessories hard surface Self Adhesive No Floating hard surface Self Adhesive No Floating Yes Warranty Limited lifetime Actual Width (Inches) 20 Actual Length (Inches) 20 ARB265W Exclusive No CA Residents: Prop 65 Warning(s) No Sample Item Number 956126 Color Finish Family Multiple colors finishes For Use Over Concrete Yes For Use Over Tile Yes For Use Over Vinyl Yes For Use Over Wood Yes Textured Yes UNSPSC 30161700 Water Resistant Yes Thickness Measurement 5 mm For Use Over Cork Underlayment Yes Use Location Indoor Water Protection Water resistant Actual Thickness (Millimeters) 5 Finish Type Medium Sample Available Yes Wear Layer Thickness (Mils) 0 Smart home integration— The Wi Fi 7 Day is compatible with voice assistant devices like Amazon Alexa ECW flashing can be used with tile roofs (over 3 4 in and the ECW cannot be installed on skylights from other manufacturers