Williams 9307 Kit 320788-702 including the BMPlus series

including the BMPlus series

This specific circuitry ensures the ignitor provides a shorter duration of spark after the cad cell senses flame

This assembly is strictly validated for use with commercial gas water heaters in the Cyclone BTH 300A

and Janitrol footprints

Williams 9307 Kit 320788-702 including the BMPlus seriesThe Williams 9307 Thin Wall Collar Kit is an essential component for technicians installing Williams Direct Vent Wall Furnaces in structures with external wall thicknesses between 1 and 5 inches. This technical assembly adds 4 inches to the effective wall profile, ensuring the external vent cap achieves the required 1 1 4 inch engagement with the air inlet and flue tubes to maintain a sealed combustion system. Constructed from heavy duty galvanized