Filtrete 20x25x4 Refillable Air Filter Starter Kit, MPR 1550, MERV 12, 1 Reusable Air Filter Frame & 2 Air Filters, Fits Honeywell & Lennox, Allergen Bacteria & Virus, Actual size 19.88 x 24.62 x 4.25

The Filtrete Refillable Air Filter Kit comes with a reusable air filter frame and two collapsible MPR 1550 air filters to get you started capturing 42% more microparticles with 20% less waste. Certified Asthma & Allergy Friendly, the collapsible refillable filters take up 75% less space, saving space and money on refills throughout the frame's designed 20 year life span. Changing filters is a breeze with less than a minute assembly, and the Filtrete Smart App can alert you when it's time to refill. Who said a small change can't make a big impact? More microparticle capture than MERV 12 minimum requirements. (Microparticles are 0.3- 1.0 microns in size.) 20% less waste than traditional Filtrete Air Filter by weight Less than comparable sized traditional Filtrete Air Filters, based on MSRP. Excludes damages, abuses, or alterations.

• CLEANER AIR: This air filter provides 42% MORE MICROPARTICLE CAPTURE than the MERV 12 minimum requirements (Microparticles are 0.3- 1.0 microns in size)
• CERTIFIED Asthma & Allergy Friendly: Independently tested to strict standards by a third party to remove over 95% pollen, 92.5% Dust Mite Allergen, 85% Cat Allergen, and 50% microparticles. (Challenged in a test duct with dust containing common allergens, specific to Filtrete MPR 1550 Refillable Air Filter)
• ACTUAL FRAME SIZE: The filter frame’s exact dimensions are 19.88 in x 24.62 in x 4.25 in (50.4 cm x 62.5 cm x 10.8 cm). Perfect fit for direct replacement of current Filtrete Brand AC or Furnace Filters
• DESIGNED TO FIT Honeywell, Lennox, Space-Gard and more brand media air cleaners. Check actual frame size. The nominal size can be called out differently (20x25x4 or 20x25x5) depending on the brand or the system.
• SAVE ON REFILLS: Filtrete Refillable Air Filter refills cost less than comparable traditional Filtrete MPR Air Filters, based on MSRP
• 20% LESS WASTE than traditional Filtrete Air Filters, by weight
• REFILLABLE FILTERS TAKE UP 75% LESS SPACE when storing and disposing (compared to equivalent size traditional Filtrete Air Filter)
• REUSE 70% OF THE PRODUCT when you replace the HVAC filter refill (based on product weight)
• DESIGNED TO LAST: Reusable air filter frame is designed to last lifetime of HVAC system, up to 20 years (excluding damages, abuses, or alterations)
• FILTER LASTS UP TO 12 MONTHS: For optimal performance, change your refillable filter at least once every 12 months