FGYRYK Expandable Furnace Filter, 16×28×4 Inches, MERV 13 Rating, Compatible with Multiple AC Models, High-Efficiency Air Purification, for HVAC Systems/Air Purifiers/Vents

MERV 13 Rating, 95% Purification Efficiency：Adopts multi-layer high-efficiency filter mesh with MERV 13 rating, effectively blocking 95% of airborne particles, easily capturing odors, smoke, pollen, pet dander, dust, and lint, providing comprehensive respiratory protection, a high-efficiency air purification filter. Tool-Free, Easy Installation：Installation is simple without professional tools, following the instruction manual; the filter can be directly expanded for use without assembly, quick and effortless, suitable for home air conditioners, air purifiers, fresh air systems, furnaces, and vents, an easy-to-install air filter. Pleated Structure + Metal Support, Durable & Less Replacement：Pleated design distributes dust evenly in the filter media, increasing dust capacity, reducing replacement frequency and maintenance costs; equipped with sturdy metal supports, top/bottom sealing strips (ensuring airtightness), aluminum mesh (expanding filtration area), stable and durable, a long-lasting filtration solution. Multi-Model Compatibility, Fits AprilAire Series：Compatible with various AprilAire models including 1210, 1620, 2210, 2216, 3210, 4200, and Space Gard 2200 with upgrade kit, easily integrating into various HVAC systems, ensuring good fit and performance, a widely compatible filter accessory. 16×28×4 Inch Precise Size, Fits Multiple Devices：Measures 16×28×4 inches (≈40.6×71.1×10.2cm), perfectly fitting HVAC system space, seamlessly aligning with air conditioner intake and outlet vents, preventing air leakage through gaps, enhancing overall filtration performance, a well-fitting furnace filter.