<< Fire Alarm System << System Sonsor << WBB is a weatherproof back box for use with SSM/SSV bells.
Specifications
Conduit Entrances: (2) 1/2" NPT, fully threaded with (2) 1/2" NPT plug, (1) 7?8" knockout plug
Overall Dimensions: 4.33"L x 1.55"W x 4.33"H