Description
Breathe cleaner air with the AprilAire A12121 12x12x1 Air Filter, engineered with TriPure™ Technology to deliver advanced filtration, energy efficiency, and long-lasting performance for your home’s HVAC system. This MERV 11 furnace filter captures up to 88% of household dust and pollen — up to 10X more harmful particles than typical MERV 8 filters — while delivering up to 20% better airflow than other leading 1-inch MERV 11 filters. With an extended lifespan of up to 6 months and up to 3X longer life than comparable filters, the A12121 cuts down on maintenance and filter waste by 50% while keeping your HVAC system running efficiently. Installation is quick and simple: just slide the filter into place with the blue side facing incoming air. Proudly designed and made in the USA, AprilAire has been a trusted leader in Indoor Air Quality since 1954.
Key Features:
Up to 6-Month Filter Life – Change only twice a year, lasting up to 3X longer than other leading brands
TriPure™ Technology – Advanced filtration, energy efficiency, and long-lasting protection
Perfect Fit for Standard HVAC Systems – Nominal 12x12x1 size fits standard furnace and AC filter slots
MERV 11 Dust & Pollen Defense – Removes up to 88% of household dust and pollen; captures up to 10X more particles than MERV 8 filters
Energy-Efficient Design – Delivers up to 20% better airflow than other leading 1-inch MERV 11 filters
Easy Installation – Simply slide into place with the blue side facing incoming air
Healthy Air App Compatible – Schedule replacement reminders and learn more about IAQ (App Store & Google Play)
Part of the AprilAire Healthy Air System® – Complements whole-home air filtration, humidity control, and IAQ solutions
Made in the USA – Genuine AprilAire quality you can trust
Specifications:
MERV Rating: 11
Recommended Replacement Schedule: 6 Months
Materials: Synthetic Fiber, Metal (G60 Sheet), Cardboard
Contaminants Removed: Dust, Dander, Cough & Sneeze, Pollen, Smog, Smoke
Nominal Measurements: 12″H x 12″W x 1″D
Actual Measurements: 11.5″H x 11.5″W x 0.75″D
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