AprilAire #1413 Upgrade Kit and # 413 Filter Replacement Media W0631F General Filters Media Part #

General Filters Media  Part # GFGA100A11

A cleaning is also included

or if the furnace fan is running continuously

Size: 7 1/2" x 8" x 1/2"

DM900UV-VOA

AprilAire #1413 Upgrade Kit and # 413 Filter Replacement Media W0631F General Filters Media Part #Aprilaire 1413 Upgrade Kit and #413 Filter Replacement Media for Models 2400 2140 Air Cleaners These are the original, OEM expandable "accordion" style, factory recommended upgrade kit, and replacement filters for the Aprilaire Space Gard Model 2400 Air Cleaner. Assembly instructions are in the box. The air filter media can last from a few months up to 2 years. It may be necessary to change the media more frequently, in the presence of a high