ADCO 52206 Designer Series SFS Aqua Shed Class A RV Cover - 34'1" - 37' ,Gray Length 34'1" - 37' (37' x 106" x 120") Protect your Class A Motorhome with ADCO's Designer Series SFS AquaShed RV Cover. Designed for moderate climates with high moisture. Features triple layer SFS AquaShed top panel and triple layer designer polypropylene sides with a contemporary aesthetic unique to ADCO.