Quadra-Fire HHT Replacement OEM LP SIT Valve Part #842-0230 OEM Part Replacement S.I.T. LP (propane) gas valve for Quadra-Fire gas stoves and fireplaces. Click on the photo to enlarge and view other angles. Fits the following Quadrafire Gas Stove models: Castile Gas Columbia Bay FS Columbia Bay Insert Garnet MBK Garnet T Hudson Bay FS Hudson Bay Insert Sapphire Topaz DV250 Garnet DV400S DV400SL DV40 Step Top DV44 Sapphire 25 (DV 425 T/R) Sapphire 25 (DV 425S) Sapphire 50 (DV 450S) DVI32 GB40 FS (Grand Bay 40) GB40-I GBDV40 FS Remington Fireplace (QFP40) Remington (QFP30) Quadrafire part # 842-0230 OEM Quadrafire part. May fit other models, check your owners manual for part numbers.