Always verify your specific model number for compatibility with horizontal conversion kits

always verify your coil cabinet width before installation

Debris Protection: Includes a heavy-duty strainer with basket to shield the internal valve cartridge from pipe scale and system sediment

Simplified Inventory: Serves as the official VG1243AD replacement

Williams P321958 Safety Switch 320734-701 Always verify your specific modelThe Williams P321958 Vent Safety Switch is a critical safety component designed specifically for the Williams Forsaire Magnum 6008A Top Vent Wall Furnace series. As an essential part of the combustion safety circuit, this switch monitors the temperature of the flue gases at the drafthood. If the unit detects improper venting or a flue blockage that causes excessive heat buildup, it automatically interrupts the power to the gas valve, shutting down the