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
16x25x1 AIRx ALLERGY Air Filter, 12-Pack
$
124.35
Original price was: $124.35.
$
31.09
Current price is: $31.09.
Sale!
Furnace & AC Filters
16x25x1 AIRx ALLERGY Air Filter, 4-Pack
$
62.45
Original price was: $62.45.
$
18.73
Current price is: $18.73.
Sale!
Furnace & AC Filters
16x25x1 AIRx ALLERGY Air Filter, 6-Pack
$
69.68
Original price was: $69.68.
$
20.90
Current price is: $20.90.
Sale!
Furnace & AC Filters
16x25x1 AIRx DUST Air Filter
$
25.36
Original price was: $25.36.
$
7.61
Current price is: $7.61.
Sale!
Furnace & AC Filters
16x25x1 AIRx DUST Air Filter, 12-Pack
$
109.35
Original price was: $109.35.
$
27.34
Current price is: $27.34.
Sale!
Furnace & AC Filters
16x25x1 AIRx DUST Air Filter, 4-Pack
$
57.45
Original price was: $57.45.
$
17.23
Current price is: $17.23.
Sale!
Furnace & AC Filters
16x25x1 AIRx DUST Air Filter, 6-Pack
$
64.68
Original price was: $64.68.
$
19.40
Current price is: $19.40.
Sale!
Furnace & AC Filters
16x25x1 AIRx HEALTH Air Filter
$
29.11
Original price was: $29.11.
$
8.73
Current price is: $8.73.
Sale!
Furnace & AC Filters
16x25x1 AIRx HEALTH Air Filter, 12-Pack
$
154.35
Original price was: $154.35.
$
38.59
Current price is: $38.59.
Sale!
Furnace & AC Filters
16x25x1 AIRx HEALTH Air Filter, 4-Pack
$
69.95
Original price was: $69.95.
$
20.98
Current price is: $20.98.
Sale!
Furnace & AC Filters
16x25x1 AIRx HEALTH Air Filter, 6-Pack
$
84.68
Original price was: $84.68.
$
25.40
Current price is: $25.40.
Sale!
Furnace & AC Filters
16x25x1 AIRx High Flow Air Filter
$
30.36
Original price was: $30.36.
$
9.11
Current price is: $9.11.
←
1
2
3
…
60
61
62
63
64
65
66
…
1,677
1,678
1,679
→
Scroll to Top
