Only if your specific 157S unit utilizes the older flat flange configuration rather than the modern raised face head

while the 3/16-inch x 11-5/8-inch sensing bulb ensures rapid response to fluctuations within its 100°F to 450°F temperature range

this assembly features attached gaskets to provide a secure seal for the exhaust ports

It integrates seamlessly into existing low-to-medium pressure frameworks

Optimized Heat Distribution: Maintains a 36-inch heating footprint to prevent localized hot spots on the heat exchanger

Carrier KBANP1001DNK Conversion Kit 321894-706 Only if your specific 157SThe Carrier KBANP1001DNK natural to propane conversion kit is a critical OEM accessory designed for field level fuel transition in compatible Carrier, Bryant, and Payne gas furnaces. This comprehensive gas conversion kit allows for the precise modification of burner assemblies and gas valve manifold pressures to meet the specific requirements of LP gas conversion. Specifically engineered for single stage gas valves, the kit ensures that the furnace