21x22x4 Merv 8 Air Filter | Furnace Filter 21 x 22 x 4″

Home / Air Filter Sizes / MERV 8 / 21x22x4

MERV 6
MERV 6
MERV 6
MERV 6
MERV 6

21x22x4 Air Filter

AC Furnace Air Filter 21x22x4-Inches | MERV 8

1. Select Filter Quality

2. Select Quantity

(${{ pricePerQuanity() }} / Filter ) ${{ money(priceWithoutDiscount()) }} Save ${{ money(savePrice()) }} ({{ savePercent()}}%)
OR

Sorry, Product unavailable

Product Description

Brand: Filter King
Filter size: 21x22x4
Actual Size: 20.5 x 21.5 x 3.75
4-Inch Filter
MERV 8 Filter Rating
Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Pet Dander, Smoke, Viruses
Residential / Commercial Use