Allergen Reduction Air Filter 20 By 25 By 4 Inch For Residential HVAC 3 Month Replacement Fits Housing Units That Use 4 Nominal Size Filters Easy Breathability Strong Filtration For Home Comfort
✔️ Fits 4 nominal size housing, provides strong allergen filtration
This 20x25x4 allergen reduction filter is built for residential HVAC systems and 4 inch nominal size housings. It helps pull out pollen, mold spores, and dust mite debris, improving indoor air quality. The white, durable frame keeps its shape under load and the unit is manufactured in China for home use. Designed as a 3 month replacement filter. It is marketed with a life claim of up to 12 months in some listings.
✅ 20x25x4 inch dimensions
✅ Designed for 4 nominal size filter housings in residential HVAC
✅ Captures up to 97% of large airborne allergens
✅ White frame with durable construction; manufactured in China
✅ 3 month replacement cycle
💡 What is an allergen reduction air filter used for in a home HVAC system? This handy filter helps improve indoor air quality by trapping common allergens. - 20x25x4 inch filter compatible with 4 inch nominal size housings - Captures up to 97% of pollen, mold spores, and dust mite debris - Designed for residential use in standard HVAC units - White, durable frame; manufactured in China