All filters are made in the USA + Get Free Shipping

23.5x23.5x4 Air Filter Merv 8 23.5x23.5x4 Air Filter Merv 8
23.5x23.5x4 AC Filter Merv 11 23.5x23.5x4 AC Filter Merv 11
23.5x23.5x4 Furnace Filter Merv 13 23.5x23.5x4 Furnace Filter Merv 13
23.5x23.5x4 Filter Merv 13 Titanium 23.5x23.5x4 Filter Merv 13 Titanium
23.5x23.5x4 Filter Merv 10 Carbon 23.5x23.5x4 Filter Merv 10 Carbon

23.5x23.5x4n Air Filter

AC Furnace Air Filter 23.5x23.5x4n-Inches

1. Select Filter Quality

Standard
More details
Better
More details
Odor Eliminator
More details

2. Select Quantity


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

Product Description

Item Model Number: FKFB23.5X23.5X4N
Brand: Filter King
Filter size: 23.5x23.5x4
Actual Size: 23.1 x 23.1 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

Manufactured in the US