Product Features. COMPLETE VENT SOLUTION: Homewerks roof vent kit includes a 4 in. x 8 ft. UL 181 Class 1 air connector, two 4-inch metal spring clamps, a 4-in. aluminum vent, and a 3x4 in ...

Firefighters in Carrollton, Ga., believe a malfunction in a rooftop exhaust fan started a July 5 fire that destroyed the Superior Recreational Products factory, which made playground equipment ...