Quadra-Fire BK-ACC Wood Stove Blower. Fits all Quadra-Fire Steel Free Standing Wood Stoves (Will not work on inserts). Blower Kit ACC for Quadra-Fire and Heatilator Eco Choice wood stoves. Kit includes the blower, housing, thermo disc, fan controller, hardware and instructions. Fits the following HHT wood stove models: Quadra-Fire Wood Stoves: 2100 Millennium ACC 3100 Millennium ACC 3100 ACC (Step Top) 3100 ACC Limited Edition Parts 4300 M-ACC 31ST-ACC 43ST-ACC 57ST-ACC Explorer I Explorer II Discovery-I Discovery-II Discovery-II-C Discovery-III Heatilator Eco-Choice Wood Stoves: WS18 WS22.