638-009

Enhance your residential heating and cooling system with this professional-grade 16" x 34" metal joist liner. This essential HVAC venting component is designed to create a sealed return air duct within floor joist spaces, ensuring efficient air circulation throughout your home. Built from durable, corrosion-resistant metal, this liner provides a smooth surface for airflow, reducing friction and improving the performance of your furnace or central air system. Perfect for new installations or HVAC repairs, it acts as a protective barrier that maintains air quality by preventing contaminants from entering the ventilation path. Whether you are finishing a basement or upgrading an existing ductwork system, this joist liner offers a reliable and long-lasting solution for your air distribution needs.
Type: Metal Venting
Size: 16" x 34"
Dimensions: 34 inches × 16 inches
Application: Commonly used in residential HVAC installations to convert floor joists into return air ducts. Suitable for use with furnaces, heat pumps, and central air conditioning systems.
Specifications: Constructed from heavy-duty galvanized metal; fire-resistant material; designed for standard joist spacing to optimize airflow and ventilation efficiency.