Metal mesh replacement humidifier filter fits Aprilaire furnace mount humidifier models 112, 136, 224, 440, 445, 445A, 448.

Replaces original Aprilaire part number 12.

The filter is also industry defined as a water panel, water evaporator pad, or media filter, and is sometimes noted as being manufactured by April Aire, Aprilair, or April Air.

Fits Walton models 600, 620, 660, PFR660, PBR620, PFS-640. Measurements: 14 3/4" x 1 5/8" x 11 3/8"

Please Note:
These Filters are Replacements Manufactured by Best Air RPS Products. Fit and Function are Backed With a 30-day Money Back Guarantee.