The AprilAire UK413 replaces the sunsetting AprilAire 413 Filter and features a new 3" MERV 13 Air Filter with TriPure™ Technology, plus free one-time upgrade rails for seamless installation in existing AprilAire cabinets. TriPure™ Technology helps deliver cleaner, healthier indoor air through advanced purification, improved energy efficiency, and long-lasting performance. The MERV 13 filter captures up to 95% of household dust, mold spores, and allergens, as well as 92% of airborne viruses+. It also provides over 90% greater protection against harmful airborne particles compared to the AprilAire 3" MERV 11 Filter (3F411)++, helping create a healthier indoor environment for your home and family. Engineered for optimal airflow, the UK413 supports energy-efficient HVAC operation while helping extend the life of your heating and cooling system. A redesigned rail and media interface makes filter changes simple and dependable, while the directional rail design helps reduce installation errors for a fast, hassle-free replacement process. With a 12-month replacement cycle, homeowners can enjoy powerful whole-home air filtration with minimal maintenance. For added peace of mind, if your new indoor evaporator coil requires professional cleaning within the first 10 years of use, AprilAire will contribute $100 toward a professional coil cleaning.^^ Made in the USA, genuine AprilAire filters are engineered and manufactured by AprilAire, a trusted leader in whole-home Indoor Air Quality solutions since 1954. +Virus performance results based on controlled testing accordance with ASHRAE 52.2 test standard using the MS-2 virus. ++Harmful particles defined as 0.30 to 1.0µm. ^^Applies to new HVAC system units with an AprilAire Whole-Home Air Purifier installed no more than 6 months after HVAC system installation. Unit must be properly maintained with air filters being changed according to recommended service schedule.
