Standard Sized Electrostatic Filters
41 standard sizes for only $39.99

Standard Size 3-Stage Electrostatic Filters<br> (41 available sizes)

From 8x24x1 to 25x25x1, choose from the 41 most popular filter sizes.

* Drop-in replacement for your furnace and/or air conditioning filters.
* Will work with all central heat and a/c systems.

The BEST Electrostatic furnace filters at the BEST prices!

FED-EX SHIPPING is a flat $9.99 for ALL ORDERS (no matter how many filters you order)

Electrostatic Washable Permanent AC Furnace Filters
Regular price: $79.99
Sale price: $36.00
8x24x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
10x10x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
10x20x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
10x24x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
10x30x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
12x12x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
12x20x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
12x24x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
12x25x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
12x30x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
12x36x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
14x14x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
14x20x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
14x24x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
14x25x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
14x30x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
15x20x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
15x25x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
16x16x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
16x20x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
16x24x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
16x25x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
16x30x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
16x32x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
16x36x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
18x18x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
18x20x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
18x24x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
18x25x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
18x30x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
18x36x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
19x27x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
20x20x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
20x24x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
20x25x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
20x30x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
20x32x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
21x21x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
24x24x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
24x30x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
25x25x1 Electrostatic Air Furnace Filter
Regular price: $79.99
Sale price: $39.99
ZAP! Electrostatic Filter Cleaner
$42.99