Product Overview
Williams replacement Vent Safety Switch. This vent safety switch is for use with specific Enclosed Front Vented Room Heaters.
It can be used with both liquid propane and natural gas models. Models include
- Enclosed Front 5001521A, 5001522A, 6501521A, and 650122A
Click here to download the replacement parts lists and exploded view diagrams. Please refer to the appropriate section for your specific furnace.