Filter Diameter

1. 2 inch (36)
2. 2.5 inch (100)
3. 2.75 inch (4)
4. 3.5 inch (1)
5. 4.5 inch (16)
6. 7.75 inch (3)

Cartridge Filter Length

1. 2.5 inch (2)
2. 5 inch (1)
3. 6 inch (15)
4. 9 inch (9)
5. 9.75 inch (4)
6. 10 inch (86)
7. 12 inch (28)
8. 14 inch (5)
9. 19.5 inch (1)
10. 20 inch (27)
11. 30 inch (1)

Microns

1. 0.2 micron (20)
2. 0.5 micron (27)
3. 1 micron (57)
4. 3 micron (13)
5. 5 micron (49)
6. 10 micron (25)
7. 25 micron (4)
8. 50 micron (1)

Housing Style

1. Big Blue (10)
2. Standard (14)
3. Up-Flow (4)

Manufacturer

1. 3M (91)
2. Aqua-Pure (7)
3. Aries (3)
4. Filtrex Technologies (17)
5. Frigidaire (1)
6. H2O International (2)
7. Harmsco (8)
8. Hydronix Water Technology (12)
9. Matrikx (1)
10. Nelsen (2)
11. Omnipure (121)
12. Pentek (16)
13. Rainshow'r (9)
14. Replacement Brand (2)
15. Swift Green (7)
16. USA Water Softener Filters (1)
17. Water Factory (1)
18. ZeroWater (5)

RO Stages

1. 4 Stage (1)

Carbon Cartridge Filters

1. block (95)
2. granular (69)
3. impregnated_cellulose (1)
4. radial_flow (1)

Gallons Per Minute

1. 0.3 gpm (1)
2. 0.5 gpm (5)
3. 0.75 gpm (7)
4. 1 gpm (11)
5. 1.3 gpm (2)
6. 1.5 gpm (23)
7. 1.67 gpm (16)
8. 2 gpm (7)
9. 2.1 gpm (6)
10. 2.5 gpm (2)
11. 3 gpm (5)
12. 3.34 gpm (8)
13. 5 gpm (13)
14. 6 gpm (1)
15. 6.68 (2)
16. 8 gpm (2)
17. 8.5 gpm (117)
18. 10 gpm (6)
19. 15 gpm (3)

Price

1. $0.00 - $24.99 (120)
2. $25.00 - $49.99 (72)
3. $50.00 - $74.99 (47)
4. $75.00 - $99.99 (12)
5. $100.00 - $124.99 (10)
6. $125.00 - $149.99 (10)
7. $150.00 - $174.99 (5)
8. $175.00 - $199.99 (6)
9. $200.00 - $224.99 (3)
10. $225.00 and above (22)