Return Air Grille 4"x12" TRUaire C17012X04 White Steel 1-Way 4-Pack The TRUaire C17012X04 4? x 12? return air grille is a durable, low-profile steel ventilation component designed for seamless integration into residential and commercial HVAC systems. Featuring a clean white powder-coated finish and 1/2-inch fin spacing, this 1-way grille efficiently draws air back to the furnace or air handler ? improving system performance, reducing strain on components, and enhancing indoor air quality. Engineered for sidewall or ceiling installations in tight spaces, its fixed, non-adjustable design ensures consistent airflow without maintenance. Packaged as a 4-pack for value and convenience, it?s ideal for new construction, retrofit projects, or replacing worn grilles in homes, offices, and light commercial buildings. Features - 4-inch height x 12-inch width ? compact profile ideal for narrow wall or ceiling openings - 1-way air deflection directs airflow smoothly into ductwork ? optimized for return air applications - Heavy-gauge steel construction with white powder-coat finish resists rust, dents, and wear - 1/2-inch fin spacing maximizes airflow while minimizing dust buildup - Fixed, non-adjustable design ? no moving parts to fail or require cleaning - Paintable surface (not recommended ? powder coat is designed for direct use) - Magnetic-free ? no interference with HVAC sensors or controls - Shrinkwrapped for clean, damage-free transport and storage - Compatible with standard 4? x 12? duct openings ? no adapter needed - Ideal for use with 16? or 24? stud spacing ? fits standard residential framing Specifications - Brand Name: TRUaire - Model Name: TRUaire C17012X04 - Product Type: Return Air Grille - Dimensions: 4? H x 12? W x 1/4? D - Material: Steel - Finish: White Powder Coat - Airflow Direction: 1-Way (Return Only) - Fin Spacing: 1/2 inch - Adjustability: Non-Adjustable - Magnetic: No - Paintable: Not recommended - Packaging: 4 grilles per pack - Weight: Approx. 1.8 lbs total - Country of Origin: United States - Certification: Meets ASTM and HVAC industry standards - Application: Residential light commercial HVAC return air systems - Installation: Mounts in wall or ceiling openings using screws or clips (hardware not included) Product Application The TRUaire C17012X04 return air grille is a critical yet often overlooked component of any well-balanced HVAC system. When return airflow is restricted, your furnace or AC works harder, increasing energy bills and reducing equipment life. This grille eliminates that risk by providing unrestricted, high-volume air intake with a sleek, low-profile design that blends invisibly into walls or ceilings. Perfect for new builds, remodels, or upgrades, it?s the preferred choice of HVAC contractors for its reliability, uniform airflow, and clean aesthetic ? especially in modern homes where visible grilles can clash with interior design. Use in bedrooms, hallways, basements, or utility rooms where space is limited and performance is essential. With four units per pack, you?ll have enough to equip multiple rooms or replace aging grilles across an entire home. Built in the USA to exacting standards, TRUaire delivers the quality that keeps systems running quietly, efficiently, and reliably for years.