Vogelzang F-1 Blower for Sentry/Hearthwood US Stove Company has been keeping America warm since 1869 Attaches easily to existing panels on Vogelzang stove models VG820E and VG810CL Conveniently pre-wired-simply plug into standard 110 Volt house current after mounting Fan motor safely and efficiently distributes 100 CFM of warm air quietly and uniformly throughout living area Three-position switch allows manual or thermostatic control for various comfort levels