Compatible Replacement for Part # 66639 Compatible with the Cleveland Ironworks Bay Front, Cleveland Ironworks PS20, Cleveland Ironworks PS60, Grand Teton Elk Ridge, Grand Teton No 191 Bay Front, Master Forge H140XL, Master Forge H30XL Compatible with the Master Forge H3W80XL, Master Forge H80XL Vacuum Hose Sold Separately USA-Based Seller With 7 Days-a-Week Customer Support Replacement Vacuum Switch for Cleveland Iron Works Pellet Stoves. Vacuum hose sold separately. - Compatible with the Cleveland Ironworks Bay Front, Cleveland Ironworks PS20, Cleveland Ironworks PS60, Grand Teton Elk Ridge, Grand Teton No 191 Bay Front, Master Forge H140XL, Master Forge H30XL, Master Forge H3W80XL, Master Forge H80XL