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 (25)
Filters
Search
Size
Brand
Thickness
MERV
Show (25)
Cancel
Honeywell Air Filters - Return Grille FC40R1094 - 12x12x3

Honeywell FC40R1094 Return Grille

Size: 12x12x3

MERV: 10

Case: 2

$177.00

VIEW PRODUCT
AGAPXCAR1625 Air Purifier Cartridge 16x25x3

Bryant / Carrier Air Purifier Cartridge – AGAPXCAR1625-A02

Size: 16x25x3

MERV: 13

Case: 2

$294.50

VIEW PRODUCT
Carrier GAPCCCAR2420 24x20x3-1/2 Air Filter - Media Air Filter

Carrier GAPCCCAR2420

Size: 24x20x3-1/2

MERV: 15

Case: 1

$148.95

VIEW PRODUCT
Carrier GAPCCCAR2020 20x20x3-1/2 Air Filter - Media Air Filter

Carrier GAPCCCAR2020

Size: 20x20x3-1/2

MERV: 15

Case: 1

$137.95

VIEW PRODUCT
Carrier GAPCCCAR2025 20x25x3-1/2 Air Filter - Media Air Filter

Carrier GAPCCCAR2025

Size: 20x25x3-1/2

MERV: 15

Case: 1

$139.95

VIEW PRODUCT
Carrier GAPCCCAR1625 16x25x3-1/2 Air Filter - Media Air Filter

Carrier GAPCCCAR1625

Size: 16x25x3-1/2

MERV: 15

Case: 1

$139.95

VIEW PRODUCT
Carrier GAPCCCAR1620 16x20x3-1/2 Air Filter - Media Air Filter

Carrier GAPCCCAR1620

Size: 16x20x3-1/2

MERV: 15

Case: 1

$137.95

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​