20x20x4
Show Filters
-
Koch 116-705-003 – 20x20x4 Steel Air Filter Frame
Please call for pricing or request a quote.
Request Quote -
-
20x20x4 MicroMAX Air Filter – MERV 14, Galv Frame, Koch 120-730-004
$626.91 per 3 pcs ($208.97 each) -
20x20x4 MicroMAX Edge Air Filter – MERV 11, Single Header, Koch 120-752-104
Please call for pricing or request a quote.
Request Quote -
20x20x4 MicroMAX Edge Air Filter – MERV 11, Box Style, Koch 120-602-104
Please call for pricing or request a quote.
Request Quote -
20x20x4 MicroMAX Edge Air Filter – MERV 15, Single Header, Koch 120-750-104
Please call for pricing or request a quote.
Request Quote -
20x20x4 MicroMAX Edge Air Filter – MERV 15, Box Style, Koch 120-600-104
Please call for pricing or request a quote.
Request Quote -
-
20x20x4 MicroMAX Air Filter – MERV 11, Galv Frame, Koch 120-732-004
$588.36 per 3 pcs ($196.12 each) -
20x20x4 MicroMAX Air Filter – MERV 11, Single Header, Koch 120-722-004
$803.16 per 3 pcs ($267.72 each) -
-
20x20x4 MicroMAX Air Filter – MERV 13, Galv Frame, Koch 120-731-004
$624.84 per 3 pcs ($208.28 each) -
20x20x4 MicroMAX Air Filter – MERV 13, Single Header, Koch 120-721-004
$834.93 per 3 pcs ($278.31 each) -
20x20x4 MicroMAX Air Filter – MERV 14, Single Header, Koch 120-720-004
$836.16 per 3 pcs ($278.72 each) -
Koch 102-680-028 Antimicrobial Treated Air Filter – MicroSafe, 20x20x4
$140.58 per 6 pcs ($23.43 each) -
-
Koch 102-500-128 – 20x20x4 High-Capacity Heavy-Duty Air Filter, MERV 11
$199.38 per 6 pcs ($33.23 each) -
Koch 102-714-128 – 20x20x4 High-Capacity Heavy-Duty Air Filter, MERV 13
$616.08 per 6 pcs ($102.68 each) -
Koch 102-701-128 – 20x20x4 High-Capacity Heavy-Duty Air Filter, MERV 8
$180.54 per 6 pcs ($30.09 each) -
20x20x4 Multi-Pleat High-Temperature Air Filter – MERV 8, Koch 102-730-016
$554.70 per 6 pcs ($92.45 each)