Aprilaire Air Cleaner Upgrade Kit, for 2400 & 2140

Aprilaire Genuine OEM #1413 Upgrade Kit for Air Cleaners. Converts Aprilaire air cleaner to take more efficient MERV 13, "no-assembly-required" filter #413. The kit includes everything you need to upgrade your filter from MERV 10 to MERV 13 efficiency rating – a 65% improvement and FAR more effective at capturing the small particles that cause allergies and lung health issues. This is a permanent upgrade. The MERV 13 Aprilaire 413 filter captures up to 90% of dust, pollen, mold spores, fungi, pet dander and other airborne allergens from your air. This MERV 13 filter also captures up to 75% of…