Williams Comfort Products 9304 15 Inch Vent Extension for Furnace voomi_id_59112 this plenum is both insulated

this plenum is both insulated and durable

and various operating modes including cooling

MPN: HK44ER241

This ignition control is suitable for industrial and commercial use in heating systems

Williams Comfort Products 9304 15 Inch Vent Extension for Furnace voomi_id_59112 this plenum is both insulatedProduct Description The Williams Comfort Products 15 inch Vent Extension, model 9304, enhances HVAC performance by extending the reach of furnace vents. This high quality vent extension is constructed from galvanized steel, ensuring durability and resistance to heating elements. Compatible with model numbers 1403821 and 1403822. Designed for easy top mount installation and extends horizontally. Features a 15 inch flapper for precise vent control.