DESIGNED TO FIT: Filtrete 410 replacement filters are designed to fit AprilAire Whole House Air Purifers, including models, 1410, 1610, 2410, 2416, 3410, 4400 and NOT COMPATIBLE WITH Space-Gard models and 1413 upgrade kit
SIMPLE, HASSLE-FREE INSTALLATION: Skip complex rail systems—unpack, slide your Filtrete replacement filter into place, close the door, and enjoy the fresh air
#1 RECOMMENDED BRAND: Filtrete Brand is the #1 recommended HVAC filters brand, known for innovating, designing, and manufacturing our own filters to ensure consistent high quality, based on the 2025 Sago US Brand Health Survey of Residential HVAC Air Filters
CLEANER INDOOR AIR: Ideal for pet owners and those with allergen concerns, Filtrete MPR 1000 Allergens & Pet Dander air filters capture 2X more microparticles than MERV 11 requirements (Microparticles are 0.3-1.0 microns in size)
RELIABLE AIR FLOW: Our advanced 3-in-1 technology pulls in, traps particles, and keeps air moving cleanly and evenly, Filtrete filters maintain similar airflow across all MERV and MPR levels
ASTHMA & ALLERGY FRIENDLY CERTIFIED: Independently tested and certified to help reduce exposure to dust, lint, and other allergens in your home
FILTER MEASUREMENTS: Precisely sized, this furnace and AC filter has a nominal size of 16 x 25 x 4 in and exact measurements of 16 1/8 x 27 13/16 x 3 3/4 (16.13 x 27.81 x 3.75)
CHANGE FILTERS ANNUALLY: For optimal performance, change your 16x25x4 furnace filters at least every 12 months; replace more often in homes with pets, smokers, a continuously running fan, or during construction or sanding
EASY REMINDERS WITH APP: Stay on top of air filter changes with the Filtrete Smart App, available on iOS and Android, to set reminders every 90, 180, or 365 days