Lifetime 30" Shed Extension Kit for 8" Wide Sheds, easily adds 2.5 feet to your sheds overall size. Constructed with same steel-reinforced dent-resistant double-wall polyethylene panels, and secure-fastened assembly ensures stability and durability. Made in the USA. Low maintenance features include UV-Protection to help prevent fading and cracking, weather resistant seams help keep interior dry, stain resistant finish is easy to clean and never needs painting. Your yard is a jungle - its time to tame it with this year-round storage unit. 10 Year Limited Warranty thru Lifetime Products. Customer service information 1-800-225-3865 and www.lifetime.com.