Snap Disc for Convection Blower, by Quadrafire SRV230-0470 Compatible Stoves:Quadrafire Pellet Stoves Quadrafire 800 Quadrafire 1100i (Insert) Classic Bay 1200i (Insert) Quadrafire Wood Stoves 3100 ACC (Millennium) 4300 ACC Millenium 21M-ACC 27i ACC 3100 ACC (Step Top) 31I-ACC 43ST-ACC 57ST-ACC Quadrafire Gas Stoves DV-425 T/R DV-44