U.S. Products' wet/dry vacuums, Nos. GWD 9 (9-gal.) and GWD 20 (20-gal.), are for auto detailers, car washesand other rugged outlets. Both systems come equipped with a powerful two-stage 1.8hp vacuum motor that delivers 84 cfm and 82" water lift. Both have a 10'/1.5" hose and a sound level of only 64 decibels.