Williams 9301 Extension 321042-401 Designed to handle the rigorous

Designed to handle the rigorous duty cycles of outdoor HVAC environments

a 75VA transformer provides a higher power threshold and can safely replace a lower VA-rated part

it ensures a seamless drop-in fit for popular Modine PA175

Key Benefits for HVAC Professionals: Precise Thermal Calibration: Precisely set for a 150°F cutout and 90°F differential to ensure automatic thermal reset without manual intervention

Enhanced Media Density: Engineered to capture airborne contaminants without creating excessive pressure drops across the blower

Williams 9301 Extension 321042-401 Designed to handle the rigorousThe Williams 9301 Extension is a professional grade 15 inch vent extension engineered specifically for Williams Direct Vent Furnaces. This sidewall venting component is essential when installing 22,000 BTU and 30,000 BTU modelsincluding the 22038 and 30038 seriesin locations where standard wall thickness is exceeded. Constructed from high durability galvanized steel, the 9301 kit accommodates wall thicknesses ranging from 9 to 15 inches, ensuring a