20x20x4 MERV 13 Air Filter For Smoke And Allergy Defense, Electrostatic Pleated HVAC Replacement, 2-Pack, Universal Fit For Furnace, AC, And Heat Pump, Actual Size 19.50 x 19.50 x 3.63
✔️ Actual size 19.50 x 19.50 x 3.63 in; 2-pack; USA-made, MERV 13
This 20x20x4 air filter uses MERV 13 synthetic media to capture smoke, dust, pollen, and small particles. Its universal fit makes it a common choice for most furnace, AC, and heat pump return air slots. This two-pack ensures you have a ready replacement on hand.
✅ Universal compatibility: fits most 20x20x4 hvac returns in furnaces, ACs, and heat pumps
✅ MERV 13 performance with 98% particle capture (dust, smoke, pollen, bacteria)
✅ 11-pleat electrostatic media for longer life and better airflow
✅ Beverage board frame with dual wire backing for durability and less warping
✅ Made in USA with recyclable materials
💡 What is a MERV 13 air filter used for in HVAC systems? This handy filter helps improve indoor air quality by capturing smoke, dust, and allergens from circulating air. - Improves air quality by trapping fine particles - Fits standard 20x20x4 return openings in furnaces, air conditioners, and heat pumps - Helps HVAC systems run more efficiently by keeping airflow clear