Permanent Washable A/C Furnace Air Filter – 18″ X 20″ X 1″
$174.99
Permanent Electrostatic Washable A/C Furnace Air Filter – 18″ X 20″ X 1″
Description
18″ X 20″ X 1″ Permanent, Washable Electrostatic Filter
Lifetime Warranty
Works Great in all HVAC Systems
(Including Geothermal Systems)
This filter is exactly 7/8 inches thick.
18″ X 20″ X 1″ Nominal
17-5/8 X 19-5/8 X 7/8 Exact