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Best selling products: Best
API Aquarium Filters
Bestselling
Top Rated
1
Rank 1
Fluval Fx4 2650L High Performance Canister Filter
(87)
$309.99 New
$309.99 New
$65.00 Used
$65.00 Used
2
Rank 2
Fluval A219 High Performance Canister Filter
(82)
$374.99 New
$374.99 New
$175.00 Used
$175.00 Used
3
Rank 3
Fluval A199 Clarifier
(10)
$114.77 New
$114.77 New
---- Used
No used products available
4
Rank 4
Fluval A203 UVC In-Line Clarifier
(35)
$59.99 New
$59.99 New
$54.00 Used
$54.00 Used
5
Rank 5
Tétra 26352-00 Whisper Filter Cartridges
(22)
$16.98 New
$16.98 New
---- Used
No used products available
6
Rank 6
AquaClear Power Filter - 110 V
(110)
$15.99 New
$15.99 New
---- Used
No used products available
7
Rank 7
Fluval FX2 Super Canister Filter
(7)
$248.99 New
$248.99 New
$149.99 Used
$149.99 Used
8
Rank 8
iMountek 28 gal. Tank Canister Filter - GPCT1715
(20)
$42.67 New
$42.67 New
---- Used
No used products available
9
Rank 9
Fluval 307 330L Performance Canister Filter
(35)
$142.99 New
$142.99 New
---- Used
No used products available
10
Rank 10
Aqua-Clear A615A1 Power Filter
(88)
$52.00 New
$52.00 New
$51.94 Used
$51.94 Used
11
Rank 11
Aqueon 100106419 Quiet Flow Large Filter Cartridge - 12 Pack
(196)
$15.75 New
$15.75 New
---- Used
No used products available
12
Rank 12
Fluval A449 100gal Perfomance Canister Filter - Black
(83)
$185.00 New
$185.00 New
$114.00 Used
$114.00 Used
13
Rank 13
Fluval FX6 Service Kit
(8)
$45.00 New
$45.00 New
---- Used
No used products available
14
Rank 14
BUBBLE-MAGUS Curve 5 Elite 120V 375 GPH Protein Skimmer
(2)
$220.00 New
$220.00 New
$180.00 Used
$180.00 Used
15
Rank 15
Marineland Magniflow Canister Filter - ML90751
(23)
$129.99 New
$129.99 New
$85.00 Used
$85.00 Used
16
Rank 16
Fluval 207 External Canister Filter (A443)
(16)
$104.99 New
$104.99 New
$70.00 Used
$70.00 Used
17
Rank 17
Floss Media Aquarium Filter Pad Bulk Roll 12x120 in 1x10 ft Made in USA (5 Pack)
(6)
$14.45 New
$14.45 New
---- Used
No used products available
18
Rank 18
Penn Plax Prem UG Fltr-10g Free2dayship Taxfree
(27)
$16.49 New
$16.49 New
---- Used
No used products available
19
Rank 19
Fluval AquaClear AC110 60-110 US GAL Power Filter #19620 Hang On Back
$119.99 New
$119.99 New
---- Used
No used products available
20
Rank 20
Aqua-Clear A610 50 Gallon Power Filter
(41)
$44.00 New
$44.00 New
---- Used
No used products available
21
Rank 21
OASE 56930 Biosmart 10000 Pond Filter
(4)
$440.87 New
$440.87 New
---- Used
No used products available
22
Rank 22
Marineland PF0200B Penguin Power Filter
(116)
$27.89 New
$27.89 New
---- Used
No used products available
23
Rank 23
Fluval A440 107 Series Performance Canister Filter
(7)
$99.99 New
$99.99 New
$27.00 Used
$27.00 Used
24
Rank 24
Aqueon 100106088 Replacement Filter Cartridges, Size L - 6 Pack
(164)
$17.95 New
$17.95 New
$5.00 Used
$5.00 Used
25
Rank 25
Hikari Bacto-surge 96044 Foam Filter Large
(32)
$12.58 New
$12.58 New
---- Used
No used products available
26
Rank 26
Marineland PF0350B 350GPH Penguin Power Filter
(274)
$13.40 New
$13.40 New
---- Used
No used products available
27
Rank 27
Marineland Penguin Power Rite-Size C Filter Replacement Cartridge - 6 Count
(500)
$11.29 New
$11.29 New
---- Used
No used products available
28
Rank 28
Fluval Sea PS2 Mini Protein Skimmer - Black (14324)
(13)
$34.99 New
$34.99 New
$19.99 Used
$19.99 Used
29
Rank 29
Tétra 26160 Whisper Bio-bag Cartridge Unassembled - 12 Pack
(287)
$11.11 New
$11.11 New
---- Used
No used products available
30
Rank 30
Coralife BioCube Protein Skimmer (100538604)
(15)
$39.99 New
$39.99 New
---- Used
No used products available
31
Rank 31
Fluval FX Spray Bar Kit for FX2 FX4 FX6 Canister Filters # A233
$34.39 New
$34.39 New
---- Used
No used products available
32
Rank 32
Reef Octopus Ns80 Nano In-tank Protein Skimmer up to 25 Gal
(16)
$69.99 New
$69.99 New
---- Used
No used products available
33
Rank 33
Marineland Penguin Pro 450 Power Filter Aquarium Filtration for up to 90 Gallons
(1)
$72.00 New
$72.00 New
---- Used
No used products available
34
Rank 34
Boxes of Fluval Fine Filter Water Polishing Pad A244
(9)
$23.03 New
$23.03 New
---- Used
No used products available
35
Rank 35
Fluval Fx4 Replacement Impeller Assembly A20208
(3)
$24.49 New
$24.49 New
$14.99 Used
$14.99 Used
36
Rank 36
MarineLand 10.5 inch Magnum Polishing Internal Canister Filter - ML90770-00
(54)
$70.00 New
$70.00 New
$45.00 Used
$45.00 Used
37
Rank 37
AQUANEAT 3 Pack Aquarium Bio Sponge Filter Breeding Fry Betta Shrimp Nano Fish
(3)
$8.10 New
$8.10 New
---- Used
No used products available
38
Rank 38
Marineland PA013704 Bio Wheel Filter
(135)
$15.99 New
$15.99 New
---- Used
No used products available
39
Rank 39
Fluval FX2 Service Kit
$49.69 New
$49.69 New
---- Used
No used products available
40
Rank 40
EHEIM Classic External Canister Filter with Media - 66 Gal (2213371)
(17)
$124.99 New
$124.99 New
$79.99 Used
$79.99 Used
41
Rank 41
AQUEON 100106990 Black QUIETFLOW E INTERNAL POWER FILTERS EXTRA SMALL BLACK 2...
(10)
$14.39 New
$14.39 New
$13.99 Used
$13.99 Used
42
Rank 42
Aqueon QuietFlow LED Pro Aquarium Power Filter 50 Starter Kit
(56)
$25.84 New
$25.84 New
---- Used
No used products available
43
Rank 43
Seachem Tidal 110 Aquarium Power Filter
(51)
$81.99 New
$81.99 New
$69.99 Used
$69.99 Used
44
Rank 44
Penn-Plax Premium Under Gravel Filter System - Blue (CFU55)
(110)
$26.99 New
$26.99 New
---- Used
No used products available
45
Rank 45
Oase Indoor Aquatics BIOMASTER 250 11.2 Lbs Black
(3)
$226.99 New
$226.99 New
---- Used
No used products available
46
Rank 46
SUNSUN HW-3000 UV 9W 5-Stage External Canister Filter w/Media 793gph #L184
$175.49 New
$175.49 New
$129.00 Used
$129.00 Used
47
Rank 47
Tetra Whisper EX70 Silent Multi-Stage Power Filter - Black
(58)
$32.00 New
$32.00 New
---- Used
No used products available
48
Rank 48
Hikari Bacto-surge Foam Filter XL 125 Gallon
(12)
$25.95 New
$25.95 New
$22.94 Used
$22.94 Used
49
Rank 49
Aqueon QuietFlow 20 Up to 30-Gallon Power Filter Cartridge
(36)
$25.46 New
$25.46 New
$14.99 Used
$14.99 Used
50
Rank 50
Coralife Marine Filter with Protein Skimmer - Black (27778)
(14)
$54.99 New
$54.99 New
---- Used
No used products available
51
Rank 51
Top Fin PF30 Silenstream Filter Cartridges
(10)
$13.45 New
$13.45 New
$11.95 Used
$11.95 Used
52
Rank 52
IceCap ICK1NN K1 Nano Protein Skimmer
(3)
$84.99 New
$84.99 New
$80.00 Used
$80.00 Used
53
Rank 53
biOrb Filter Cartridge Aquarium Service Kit (46014)
(5)
$13.00 New
$13.00 New
---- Used
No used products available
54
Rank 54
2 Aqueon 06080 QuietFlow 10 Power Filter 100gph
(54)
$24.95 New
$24.95 New
$19.99 Used
$19.99 Used
55
Rank 55
EHEIM Classic 2211 External Canister Filter (2211370)
(8)
$21.98 New
$21.98 New
---- Used
No used products available
56
Rank 56
Aqueon Replacement Filter Cartridge Large 1pk
(7)
$6.99 New
$6.99 New
---- Used
No used products available
57
Rank 57
Replacement Purge Valve for Fluval Fx5/fx6 External Canister Filters
(4)
$20.99 New
$20.99 New
$18.00 Used
$18.00 Used
58
Rank 58
Lees 15/20 Original Undergravel Filter 12inch by 24inch
(4)
$21.95 New
$21.95 New
---- Used
No used products available
59
Rank 59
Datoo Aquarium Power Filter In-tank Ultra Silent Fish Tank 3w Dtf-01
$11.47 New
$11.47 New
---- Used
No used products available
60
Rank 60
Reef Octopus OCTO Classic 110-INT Protein Skimmer
(9)
$282.99 New
$282.99 New
$135.00 Used
$135.00 Used
61
Rank 61
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” .5” Plat
$15.31 New
$15.31 New
---- Used
No used products available
62
Rank 62
Fluval Foam Filter Block (204/205/306 & 304/305/306)- 2-Pack
(5)
$8.00 New
$8.00 New
---- Used
No used products available
63
Rank 63
Aqueon Fish Tank Aquarium Essentials Starter Kit for 20 Gallon Tanks
$49.95 New
$49.95 New
---- Used
No used products available
64
Rank 64
Reef Octopus Classic 150-INT Protein Skimmer
(15)
$319.00 New
$319.00 New
$300.00 Used
$300.00 Used
65
Rank 65
Seachem Tidal 35 Gallon Power Aquarium Filter
(21)
$44.23 New
$44.23 New
$37.99 Used
$37.99 Used
66
Rank 66
Coralvue Reef Octopus Classic 8" Pinwheel Protein Skimmer 250 Gal Rating Nwb200
(2)
$329.99 New
$329.99 New
---- Used
No used products available
67
Rank 67
Shark Skimmer 150 Internal Filter - Sicce
$156.28 New
$156.28 New
---- Used
No used products available
68
Rank 68
Fluval C3 50 Gal Aquarium Power Filter
(7)
$54.49 New
$54.49 New
---- Used
No used products available
69
Rank 69
Top Fin EF-S Element Filter Cartridge - 12 Pack
(5)
$10.00 New
$10.00 New
$7.99 Used
$7.99 Used
70
Rank 70
Seachem Tidal 75 Aquarium Power Filter
(36)
$83.86 New
$83.86 New
$44.99 Used
$44.99 Used
71
Rank 71
Saro Lifestyle Melaya Collection Shimmering Woven Nubby Water Hyacinth Table Run
(2)
---- New
No new products available
---- Used
No used products available
72
Rank 72
Aqueon Replacement Filter Cartridges Small (6 Pack)
(91)
$9.99 New
$9.99 New
---- Used
No used products available
73
Rank 73
Marineland Penguin Power Rite-Size Filters - Size A, Pack of 6 (PA0135-06)
(74)
$12.99 New
$12.99 New
$8.41 Used
$8.41 Used
74
Rank 74
Aqueon QuietFlow Canister Filter 300 - Black/Blue
(2)
$129.99 New
$129.99 New
$64.49 Used
$64.49 Used
75
Rank 75
Top Fin Pf-s Silentstream Filter Cartridge 12 Count Size 5.5in X 3.1in
(4)
$18.95 New
$18.95 New
---- Used
No used products available
76
Rank 76
Marineland Impeller Assembly for Penguin 350B (PRIM350B)
(20)
$27.79 New
$27.79 New
---- Used
No used products available
77
Rank 77
Cascade CCF3UL Canister Filter 1000 Gallon 265gph
(72)
$110.00 New
$110.00 New
$79.95 Used
$79.95 Used
78
Rank 78
2x Marineland Cartridge Media Refill for Penguin 200/350 Filter 1
(59)
$2.99 New
$2.99 New
---- Used
No used products available
79
Rank 79
AquaClear Impeller Shaft for Aquarium Power Filter and Powerhead PUMPS A16551
(11)
$9.00 New
$9.00 New
---- Used
No used products available
80
Rank 80
Tétra 25816 Power Filter
(95)
$17.99 New
$17.99 New
$12.99 Used
$12.99 Used
81
Rank 81
Tetra 25775 Whisper Power Filter 60 up to 60-gallon Pet US SELLER
(102)
$58.88 New
$58.88 New
$12.25 Used
$12.25 Used
82
Rank 82
Fluval A480A1 65 Gallons 3 Stage Underwater Filter
(11)
$75.00 New
$75.00 New
---- Used
No used products available
83
Rank 83
Aqueon QuietFlow Canister Filter
(8)
$119.99 New
$119.99 New
$58.00 Used
$58.00 Used
84
Rank 84
Tétra AQ-78052 XS for Aquarium Filtration Filter Cartridges - 4 Pack
(64)
$6.27 New
$6.27 New
---- Used
No used products available
85
Rank 85
Marineland Penguin Power Filter 20 to 30 Gallon 150 GPH Aquarium Ship
(9)
$24.95 New
$24.95 New
$20.00 Used
$20.00 Used
86
Rank 86
Two Little Fishies Atlpbr550 GFO Phosban Reactor 550 481551
(9)
$99.02 New
$99.02 New
$60.00 Used
$60.00 Used
87
Rank 87
Penn-Plax Penn Plax Cascade 300 Internal Bio Sponge Filter
$6.86 New
$6.86 New
---- Used
No used products available
88
Rank 88
The Small World Replacement Filter Cartridge 2 Pack
(29)
$12.09 New
$12.09 New
---- Used
No used products available
89
Rank 89
EHEIM Aeh7470650 Spring Type Canister Clips 4pack for Securing Hoses&tubing
(4)
$8.99 New
$8.99 New
---- Used
No used products available
90
Rank 90
Oase Indoor Aquatics Bioplus Thermo 100 Black
$90.97 New
$90.97 New
$74.99 Used
$74.99 Used
91
Rank 91
Fluval 105/205 106/206 Intake Stem With Strainer
$21.49 New
$21.49 New
---- Used
No used products available
92
Rank 92
EHEIM Aeh7433710 Axle Set 2211/2213 for Pets 57174196
(7)
$13.49 New
$13.49 New
---- Used
No used products available
93
Rank 93
SunSun Hw304b - 525gph Pro Canister Filter Kit
(13)
$197.96 New
$197.96 New
$50.00 Used
$50.00 Used
94
Rank 94
Fluval EDGE Pre-Filter Sponge - Black (A1387)
(17)
$5.79 New
$5.79 New
---- Used
No used products available
95
Rank 95
NEW- Oase BIOSTYLE 50 WHITE HANG ON THE BACK aquarium FILTER
$33.75 New
$33.75 New
---- Used
No used products available
96
Rank 96
Aqueon QuietFlow LED Pro Aquarium Power Filter 30 for up to 45 Gallon
(4)
$37.99 New
$37.99 New
---- Used
No used products available
97
Rank 97
Fluval Edge Carbon Clean & Clear Renewal Sachets - 3 PK Ahga1379
(2)
$8.49 New
$8.49 New
---- Used
No used products available
98
Rank 98
AQUA-Tech Tube Set for Aquatech Power Filter 30 to 60in
(41)
$13.07 New
$13.07 New
---- Used
No used products available
99
Rank 99
Elive Aquaduo Aquarium Fish Tank Water Filter Replacement Cartridges 5 Filters
(2)
$7.76 New
$7.76 New
---- Used
No used products available
100
Rank 100
Fluval Nano Aquarium Filter A455 015561104555
(3)
$18.99 New
$18.99 New
---- Used
No used products available
