About Mainstream Air Filters

Resources / FAQ

My Account

Air Filters - HVAC Filters - Furnace Filters - A/C Filters

All Air Filters

Browse our extensive catalog of hand selected air filters!

Product Filters

Filtered (111)
Filters
Search
Size
Brand
Thickness
MERV
Show (111)
Cancel
Columbia GPF HP8 20 30 2 Media Air Filter - Columbia Air Filters - 20x30x2 Air Filter

Columbia GPF HP8 20 30 2

Size: 20x30x2

MERV: 8

Case: 6

$178.95

VIEW PRODUCT
Columbia GPF HP8 16 16 2 Media Air Filter - Columbia Air Filters - 16x16x2 Air Filter

Columbia GPF HP8 16 16 2

Size: 16x16x2

MERV: 8

Case: 6

$124.10

VIEW PRODUCT
Columbia GPF HP8 16 20 2 Media Air Filter - Columbia Air Filters - 16x20x2 Air Filter

Columbia GPF HP8 16 20 2

Size: 16x20x2

MERV: 8

Case: 6

$69.70

VIEW PRODUCT
Columbia GPF HP8 20 20 2 Media Air Filter - Columbia Air Filters - 20x20x2 Air Filter

Columbia GPF HP8 20 20 2

Size: 20x20x2

MERV: 8

Case: 6

$81.35

VIEW PRODUCT
Columbia GPF HP8 16 25 2 Media Air Filter - Columbia Air Filters - 16x25x2 Air Filter

Columbia GPF HP8 16 25 2

Size: 16x25x2

MERV: 8

Case: 6

$79.25

VIEW PRODUCT
Columbia GPF HP8 20 25 2 Media Air Filter - Columbia Air Filters - 20x25x2 Air Filter

Columbia GPF HP8 20 25 2

Size: 20x25x2

MERV: 8

Case: 6

$92.60

VIEW PRODUCT
Columbia GPF HP8 10 20 2 Media Air Filter - Columbia Air Filters - 10x20x2 Air Filter

Columbia GPF HP8 10 20 2

Size: 10x20x2

MERV: 8

Case: 6

$71.10

VIEW PRODUCT
Nordic Pure, 25x25x2, pleated, MERV 8, air filter.

Nordic Pure 25x25x2

Size: 25x25x2

MERV: 8

Case: 3

$78.99

VIEW PRODUCT
Nordic Pure, 24x30x2, pleated, MERV 8, air filter.

Nordic Pure 24x30x2

Size: 24x30x2

MERV: 8

Case: 3

$91.99

VIEW PRODUCT

Contact Us

Phone
Email

Company Policy

About Mainstream Air Filters

Refund & Return Policy

Privacy Policy

Services

HVAC Contractors

Filter Subscription

Knowledge Center

Resources / FAQ

© 2025 All rights reserved

Made with Elementor​