Free Shipping on Orders Over $39
Shop
Water Filters
Reverse Osmosis
UV Treatment
Water Softeners
Housings
More
Valves, Fittings & Tubing
Pumps & Tanks
Media, Chemicals & Testing
Parts & Accessories
Pool & Spa
Aquarium & Reef
HVAC & Air Filters
Kitchen, Bath & Fixtures
🔍
Shop
Browse our full catalog — quality products, ready to ship.
20137 products
Default sorting
Sort by popularity
Sort by average rating
Sort by latest
Sort by price: low to high
Sort by price: high to low
Sale!
Furnace & AC Filters
15x20x1 AIRx ODOR Air Filter – CARBON, 6-Pack
$
165.76
Original price was: $165.76.
$
41.44
Current price is: $41.44.
Sale!
Furnace & AC Filters
15x20x2 AIRx ALLERGY Air Filter – MERV 11
$
202.35
Original price was: $202.35.
$
50.59
Current price is: $50.59.
Sale!
Furnace & AC Filters
15x20x2 AIRx DUST Air Filter – MERV 8
$
187.35
Original price was: $187.35.
$
46.84
Current price is: $46.84.
Sale!
Furnace & AC Filters
15x20x2 AIRx HEALTH Air Filter – MERV 13
$
367.35
Original price was: $367.35.
$
73.47
Current price is: $73.47.
Sale!
Furnace & AC Filters
15x20x2 AIRx ODOR Air Filter – CARBON
$
358.48
Original price was: $358.48.
$
71.70
Current price is: $71.70.
Sale!
Furnace & AC Filters
15x25x1 AIRx ALLERGY Air Filter – MERV 11
$
217.35
Original price was: $217.35.
$
54.34
Current price is: $54.34.
Sale!
Furnace & AC Filters
15x25x1 AIRx DUST Air Filter – MERV 8
$
157.35
Original price was: $157.35.
$
39.34
Current price is: $39.34.
Sale!
Furnace & AC Filters
15x25x1 AIRx HEALTH Air Filter – MERV 13
$
277.35
Original price was: $277.35.
$
69.34
Current price is: $69.34.
Sale!
Furnace & AC Filters
15x30x1 AIRx ALLERGY Air Filter – MERV 11
$
152.33
Original price was: $152.33.
$
38.08
Current price is: $38.08.
Sale!
Furnace & AC Filters
15x30x1 AIRx DUST Air Filter – MERV 8
$
118.83
Original price was: $118.83.
$
29.71
Current price is: $29.71.
Sale!
Furnace & AC Filters
15x30x1 AIRx HEALTH Air Filter – MERV 13
$
212.75
Original price was: $212.75.
$
53.19
Current price is: $53.19.
Sale!
Furnace & AC Filters
15x30x1 AIRx ODOR Air Filter – MERV 8 CARBON
$
204.28
Original price was: $204.28.
$
51.07
Current price is: $51.07.
←
1
2
3
…
48
49
50
51
52
53
54
…
1,677
1,678
1,679
→
Scroll to Top
