Aquarium Filters for sale

Fluval 107 207 307 407 FX2 FX4 FX6 External Filter & Media Aquarium Fish Tank
Brand new · Fluval
£109.99 to £305.99
Free postage
Click & Collect
62 sold
+^ &* ]40 8w.?M!| I6/ $ 3AS p o n s o r e d
Aquarium Fish Tank External Canister Filter & Media with Optional UV Steriliser
Brand new
£14.99 to £84.99
Free postage
Click & Collect
368 sold
+Y^D &* W]B YCw. MM ?5W!| / $S p o n s o r e d
Aquarium Pond Filter Wool Floss Rolls - All Thicknesses Lengths Koi Fish Tank
Brand new
£8.99 to £79.99
Free postage
Click & Collect
156 sold
ZM+ ^JK &* ] w.?!|/ KA$ S p o n s o r e d
Aquarium Fish Tank External Filter - Optional 9w UV Steriliser + Media EF Models
Brand new · All Pond Solutions
£64.99 to £99.99
Free postage
Click & Collect
1,886 sold
0+^ 2& IU N9* ] w.?G!B |V4/ $S p o n s o r e d
ITC AR1 Algae Reactor
Pre-owned
£78.72
£7.19 P&P
1 bid
1h 11m
YO+ 9S ^ &* ] 4wX. ?C1 8!|G / $
5X COMPATIBLE BIORB REPLACEMENT SERVICE KIT REFILL WITH FILTER MEDIA & AIRSTONE
Brand new
£6.95
Free postage
Click & Collect
5,734 sold
+^G &*H 6Q ]P Aw. ?!|ZV/ $
Set Kockney Koi Foam Sponge Fish Pond Filter Pads 11" x 17"
Brand new · Unbranded
£9.99
Free postage
Click & Collect
1,506 sold
+P^D & 4K* ] w8U.? !2|/ $L
Internal Aquarium Fish Tank Submersible Filter - All Pond Solutions IF Range
Brand new · All Pond Solutions
(37)
£6.59 to £18.99
Free postage
Click & Collect
4,677 sold
+H^ &*W V] Iw S7 DZ.? !|/M $
FILTER FLOSS WOOL MEDIA ROLL AQUARIUM POND FISH EXTERNAL TANK MARINE
!!!!!!! BUY WITH CONFIDENCE, OVER 17,500 SOLD !!!!!!
Brand new · Unbranded
£3.99 to £74.99
Free postage
Est. delivery Fri, May 2
+RP ^ &SM* 7 ]0 w.QL H?B!|/ $
FLUVAL 107 207 307 407 EXTERNAL FILTER - Black Friday Deals
Brand new · Fluval
£105.00 to £209.00
Free postage
Click & Collect
12 watching
Y3 P9 P+^6 & *H 0] wM.?!K |/ $
1Set Aquarium Inlet Outlet Tube Fish Tank External Filter Water Pipe Fitting
Brand new · Unbranded
£9.69
Free postage
Est. delivery Fri, May 2
Only 2 left
+IN ^K &* ]G wS.C 5F?!| /B $
Hidom Internal Fish Tank Aquarium Filter Submersible with Spray Bar Included
Brand new · Hidom
(52)
£9.45 to £15.45
Free postage
Click & Collect
4,946 sold
6+P L^B &* O ] wN.?! X|/0 $
4 in 1 Aquarium Fish Tank Filter Water Pump Internal Purifier Filter Oxygen Wave
Brand new · Unbranded
£12.00 to £15.00
Free postage
Est. delivery Fri, May 2
103 sold
+^Q &* ] 0 wZN .V?!G|/ NF $
200gpd REVERSE OSMOSIS SYSTEM POLE WINDOW CLEANING / AQUARIUM DISCUS MARINE RO
Brand new · Unbranded
£105.00
Free postage
Click & Collect
Only 2 left
PU+^ 7I &*XQ UP] 9w.?!Y |/ $S p o n s o r e d
20" 3 Stage HMA Dechlorinator for Aquarium Fish Pond Koi Metal Chlorine Removal
High Capacity 20" Filters. Easy Hozelock Connection
Brand new
£59.95
Free postage
Click & Collect
128 sold
N+K ^ Z&*G 3L ] w.M9? !|2O/ $S p o n s o r e d
Aquarium Double Sponge Filter with Built-In Pump Bio Media Aquarium Filtration
Brand new
£22.99
Free postage
Click & Collect
360 sold
+^O 4&* ] QV w. ?M!|/W $ MWS p o n s o r e d
SUPERFISH AQUA-FLOW FILTER FISH TANK SPRAY BAR INTERNAL POWER AQUARIUM MEDIA
Brand new · Superfish
(50)
£12.60 to £22.80
Free postage
Click & Collect
1,483 sold
D+^ Z&* ] X w.?R! |/D 5$
API Superclean Internal Filter Aquarium Crystal Clear Healthy Water Fish Tank
SILLY CLEARANCE DEAL SO BE QUICK BEFORE THEY ALL SELL
Brand new · API
£9.99 to £19.99
Free postage
Click & Collect
1,304 sold
+3R ^ W&* ] Zw .U9 AH? !|9Q / $
10X COMPATIBLE BIORB SERVICE KIT REPLACEMENT REFILL WITH FILTER MEDIA & AIRSTONE
Brand new
£12.95
Free postage
Click & Collect
1,688 sold
+^VY W&*M ] w .?Y!R |H/ B $
Jebao Aquarium Water Feature Pump Indoor Run Filter or Waterfall in Fish Tank
Brand new · Jebao
(40)
£7.95 to £18.95
Free postage
Click & Collect
795 sold
+^ &OS* ]5 Tw. ?!|/P 4 V$
Hidom External Aquarium Filter Fish Tank Canister With Media Tropical And Marine
Brand new · Hidom
(9)
£9.95 to £69.95
Free postage
Click & Collect
447 sold
+^ AN& * ]H w.?8!| / CZ$ 4
Air Driven Sponge Filter For Aquarium Fish Tank Bio Foam Breeding - In 3 Sizes
Brand new
£5.99 to £8.99
Free postage
Click & Collect
1,939 sold
U+^R &* J B T] w4 92 5.W ?!|/ $
Full Set Compact M Foam Pads Filter/Sponge Fish Tank Replacement Juwel 3.0
Brand new · Unbranded
£10.99
Free postage
Click & Collect
2,392 sold
3+^ Z& 9*R ] OKw ZX.? !|IA / $
1KG - Biohome Freshwater Ultimate Filter Media! UKs Best Selling Filter Media!
Brand new
£17.99
£2.99 P&P
Click & Collect
212 sold
+^ &*6 D 7]O w.? O!|3 3/G $
FLUVAL MINI,U1,U2,U3,U4 UNDERWATER INTERNAL AQUARIUM FISH TANK POWER FILTER
BUY WITH CONFIDENCE FROM BIGGEST AQUATIC SELLER ON EBAY
Brand new · Fluval
£21.50 to £73.49
Free postage
Click & Collect
1,600 sold
XK+ V^ &J X*0 ] 4 w.?!G|/ $
Superfish Aqua Flow Cartridge Aquarium Filter Foam Carbon 50 100 300 200 400 XL
Brand new · Superfish
(46)
£6.99 to £7.99
Free postage
Click & Collect
522 sold
+0^ 6& *79 ] w.?!|Q5/ $ E
Fluval Spare Parts Genuine Replacements Filter Impellers Hose 107 207 307 407
Brand new · Fluval
(20)
£7.95 to £41.75
Free postage
Click & Collect
31 sold
+^6 8&* ]GH w 2U. X7?! |/M9 $
FX4 FILTER UPGRADE KIT- 3Kg BIOHOME ULTIMATE, FOAMS + FILTER START BALLS
Get your Fluval FX4 filter working properly
Brand new
£76.99
£7.99 P&P
Click & Collect
YP+ ^RQ &* ] w.G3 H?!T| / $
Aquarium Fish Tank Internal Filter with UV Steriliser Clarifier Pump All in One
Brand new
£6.99 to £32.99
Free postage
Click & Collect
1,914 sold
2L +5I ^H F E&*M ]2 w.?E! |/ $S p o n s o r e d
Oase FiltoSmart Thermo External Filter with Heater Aquarium Filtration Fish Tank
Brand new
£99.99 to £139.95
Free postage
Click & Collect
52 sold
U+^E &*L 5] 5S w .8J XC? !|/ $S p o n s o r e d
External Canister Filter Booster Add On for Aquarium Fish Tank EF 1.2L or 2.3L
Brand new
£7.49 to £19.99
Free postage
Click & Collect
122 sold
WN+^ 3&*9 A ] w0 .?!F|F/ $ S p o n s o r e d
50 x Compatible Poly Pads Suitable For Juwel Compact / BioFlow 3.0 Filters
Brand new
£8.99
Free postage
Click & Collect
7,630 sold
+^ 2&X *C 9] Bw9. ?!G|5 /TD $S p o n s o r e d
Aquarium Internal Corner Fish Tank Filter / Water Pump All Pond Solutions CIF
Brand new · All Pond Solutions
(37)
£10.99 to £14.99
Free postage
Click & Collect
5,091 sold
7K F+^ &* K] w .?3B J1 Q9! |/ $
Corner Fish Tank Aquarium Sponge Filter Bio Foam Breeding - Choice of 4 sizes
Brand new
£4.99 to £10.99
Free postage
Est. delivery Thu, May 1
1,793 sold
A+A^ & T* ] 1w. ?5!|/Y 3 $B
Marina i110/i160 Power Filter Cartridge Media Internal Filter 3 Packs of 2 Tank
Brand new · Marina
(32)
£11.90
Free postage
Click & Collect
3,167 sold
+^LR &* ] w.?3!E |/A $K S
Marina i25 Power Filter Cartridge Media Internal Filter 3 Packs of 2 Aquarium
Brand new · Marina
(79)
£10.99
Free postage
Click & Collect
1,776 sold
+L^ S TM 9&P* ] wS.?!R| / 6$
Aquarium & Pond Sponge Filter Media Biochemical Sponge Water Cleaning Foam 20mm
Brand new · Unbranded
£4.59 to £7.99
Free postage
156 sold
+^ V&*2 ] Cw.I ?!|/4P F $R
EHEIM 7271100 SUCTION CUPS x4. fit most Eheim Products.
Brand new · EHEIM
(137)
£4.49
Free postage
Est. delivery Fri, May 2
6,953 sold
0+^ M &* ] OM wLH.? !|/ $O
4 Stage RO & DI Reverse Osmosis Filter Tropical Marine Fish 50 100 150 GPD
Brand new · Unbranded
£42.99 to £68.99
Free postage
Click & Collect
1,506 sold
+5S^ B M &* ] w.?S8!| S/L $S p o n s o r e d
Aquarium Bio Sponge Filter with Built-In Pump Bio Media Aquarium Filtration
Brand new
£17.99
Free postage
Click & Collect
126 sold
+^N &L* ] wG.?E!| M/U $ YAS p o n s o r e d
Aquarium Fish Tank External Filter 400L/H Free Media All Pond Solutions EF-150
Brand new · All Pond Solutions
(170)
£34.99
Free postage
Click & Collect
5,331 sold
B+6 ^8A &* P ] 0w. PB?!| / I$
Compatible with Interpet Internal Cartridge Filter CF1– 3 Month Service Kit
Brand new · Interpet
(143)
£19.96
Free postage
Click & Collect
2 watching
+P^2 &* NN ] w O.L? !|/M7 $
Fluval 107 207 307 407 FX2 FX4 FX6 External Power Filter Aquarium Fish Tank
Brand new · Fluval
£109.99 to £305.99
Was: £329.99was - £329.99
Free postage
Click & Collect
3 watching
+^ &9X* ] Cw.1 ?N3!|/ M$
500g Biohome Freshwater Ultimate Filter Media! UKs Best Selling Filter Media!
Brand new
£9.49
£2.99 P&P
Click & Collect
65 sold
9G+ ^YB &* ] w.?!I|/ 5 I$O
Foam Double Head Fish Tank Sponge Filte Air Driven Aquarium Biochemical Sponge
Brand new · Unbranded
£6.09
£0.99 P&P
Click & Collect
203 sold
PM+^ GU E &*Z ] D M 0w.S ?!|/ $
AQUARIUM POND FILTER WOOL FLOSS 18-22mm 69cm wide External filters Koi aquarium
Brand new · Unbranded
£7.45 to £41.99
Free postage
Click & Collect
348 sold
H5+^ & *O ]K w.?EQ!|/ FQ $
5KG - Biohome Freshwater Ultimate Filter Media! UKs Best Selling Filter Media!
Brand new
£84.99
Free postage
Click & Collect
93 sold
+4^ &* T] w5.Y FO?!| A/ $5
Filter Floss Wool Foam Media Roll Aquarium Pond Fish External Tank Marine 69CM
Brand new
£5.95 to £21.95
Free postage
Click & Collect
436 sold
A+^1 C&* N] w.?!|/ 5Z W$T
biOrb Service Kit
Brand new · biOrb
(1)
£11.72
Free postage
Est. delivery Thu, May 1
Only 1 left.
+^ 9T&* ] Z3w.?!|/ A9$
Aquarium Fish Tank Bio Filter Sponge Foam Pad Fine Mesh Biological Biochemical
Brand new · Unbranded
£2.99 to £3.99
Free postage
986 sold
+^QL & *KV ]F w.P T?!S |/ $
4in1 UK Plug Aquarium Fish Tank Water Pump Internal Purifier Filters Oxygen Wave
Brand new · Unbranded
£11.98 to £13.98
Free postage
Click & Collect
346 sold
+^C T 5&0* ] Uw.?!K|/ DE$
Oase FiltoSmart 60 100 200 300 External Filter Aquarium Fish Tank Pump Canister
Brand new
£49.94 to £107.90
Free postage
Click & Collect
+^U R&* ] Lw.?!D| 6/A 0 $
Filter Floss Wool Foam Media For Aquarium Pond Fish External Tank Marine Koi
Brand new
£5.59 to £40.88
Was: £43.49was - £43.49
Free postage
Click & Collect
YX+ ^Z &*Y ZN Z ]D N w.?!|2 / $
Fluval Surface Skimmer SK400 - Aquarium Fish Tank Filter Clear Water Oil
Brand new · Fluval
(17)
£18.79
Free postage
Click & Collect
290 sold
+^4A & AY *M Z] w.?H!|/ $V
Aquarium Fish Tank Internal Filter - 9w UV Steriliser - 700IF+ All in One <150L
Brand new · All Pond Solutions
£32.99
Free postage
Click & Collect
2,516 sold
+^4 &7* ] w.?! |T/D $T
Refillable Inline cartridge filled with DI resin reverse osmosis systems / units
Brand new · Unbranded
£21.99
Free postage
Click & Collect
392 sold
+^J7 &* 6]Z w LS. JW?! |/ $
Hidom Submersible Aquarium Internal Pump and Filter for Fish Tank 100L - 350L
Brand new · Hidom
(31)
£13.45 to £23.45
Free postage
Click & Collect
796 sold
+^Z &R UM * ] WRw.?! |0G 4/ $
Marina i25 i110 i160 Internal Aquarium Filter Power Fish Tank Cartridge Media
Brand new · Hagen
(20)
£6.25 to £21.99
Free postage
Click & Collect
1,404 sold
+^ &* ] MwB.?! UG|/ P 6 $32
8 x Compatible Fluval U2 Foam + 8 Polycarbon Filters + 4 Clean & Clear Cartridge
Brand new
£21.99
Free postage
Click & Collect
+O^B P&7* ] w .?!B|I/ $S p o n s o r e d
Compatible Eheim Classic Filter Foams for 2213 / 2215 and 2217 Poly Carbon
Brand new
£4.99 to £16.99
Free postage
Est. delivery Thu, May 1
62 sold
+X^N &* ] w.S?!|/ $3 N3 S p o n s o r e d

Aquarium Filters

Shop by category

45,400 results

Fluval 107 207 307 407 FX2 FX4 FX6 External Filter & Media Aquarium Fish Tank

Aquarium Fish Tank External Canister Filter & Media with Optional UV Steriliser

Aquarium Pond Filter Wool Floss Rolls - All Thicknesses Lengths Koi Fish Tank

Aquarium Fish Tank External Filter - Optional 9w UV Steriliser + Media EF Models

ITC AR1 Algae Reactor

5X COMPATIBLE BIORB REPLACEMENT SERVICE KIT REFILL WITH FILTER MEDIA & AIRSTONE

Set Kockney Koi Foam Sponge Fish Pond Filter Pads 11" x 17"

Internal Aquarium Fish Tank Submersible Filter - All Pond Solutions IF Range

FILTER FLOSS WOOL MEDIA ROLL AQUARIUM POND FISH EXTERNAL TANK MARINE

FLUVAL 107 207 307 407 EXTERNAL FILTER - Black Friday Deals

1Set Aquarium Inlet Outlet Tube Fish Tank External Filter Water Pipe Fitting

Hidom Internal Fish Tank Aquarium Filter Submersible with Spray Bar Included

4 in 1 Aquarium Fish Tank Filter Water Pump Internal Purifier Filter Oxygen Wave

200gpd REVERSE OSMOSIS SYSTEM POLE WINDOW CLEANING / AQUARIUM DISCUS MARINE RO

20" 3 Stage HMA Dechlorinator for Aquarium Fish Pond Koi Metal Chlorine Removal

Aquarium Double Sponge Filter with Built-In Pump Bio Media Aquarium Filtration

SUPERFISH AQUA-FLOW FILTER FISH TANK SPRAY BAR INTERNAL POWER AQUARIUM MEDIA

API Superclean Internal Filter Aquarium Crystal Clear Healthy Water Fish Tank

10X COMPATIBLE BIORB SERVICE KIT REPLACEMENT REFILL WITH FILTER MEDIA & AIRSTONE

Jebao Aquarium Water Feature Pump Indoor Run Filter or Waterfall in Fish Tank

Hidom External Aquarium Filter Fish Tank Canister With Media Tropical And Marine

Air Driven Sponge Filter For Aquarium Fish Tank Bio Foam Breeding - In 3 Sizes

Full Set Compact M Foam Pads Filter/Sponge Fish Tank Replacement Juwel 3.0

1KG - Biohome Freshwater Ultimate Filter Media! UKs Best Selling Filter Media!

FLUVAL MINI,U1,U2,U3,U4 UNDERWATER INTERNAL AQUARIUM FISH TANK POWER FILTER

Superfish Aqua Flow Cartridge Aquarium Filter Foam Carbon 50 100 300 200 400 XL

Fluval Spare Parts Genuine Replacements Filter Impellers Hose 107 207 307 407

FX4 FILTER UPGRADE KIT- 3Kg BIOHOME ULTIMATE, FOAMS + FILTER START BALLS

Aquarium Fish Tank Internal Filter with UV Steriliser Clarifier Pump All in One

Oase FiltoSmart Thermo External Filter with Heater Aquarium Filtration Fish Tank

External Canister Filter Booster Add On for Aquarium Fish Tank EF 1.2L or 2.3L

50 x Compatible Poly Pads Suitable For Juwel Compact / BioFlow 3.0 Filters

Aquarium Internal Corner Fish Tank Filter / Water Pump All Pond Solutions CIF

Corner Fish Tank Aquarium Sponge Filter Bio Foam Breeding - Choice of 4 sizes

Marina i110/i160 Power Filter Cartridge Media Internal Filter 3 Packs of 2 Tank

Marina i25 Power Filter Cartridge Media Internal Filter 3 Packs of 2 Aquarium

Aquarium & Pond Sponge Filter Media Biochemical Sponge Water Cleaning Foam 20mm

EHEIM 7271100 SUCTION CUPS x4. fit most Eheim Products.

4 Stage RO & DI Reverse Osmosis Filter Tropical Marine Fish 50 100 150 GPD

Aquarium Bio Sponge Filter with Built-In Pump Bio Media Aquarium Filtration

Aquarium Fish Tank External Filter 400L/H Free Media All Pond Solutions EF-150

Compatible with Interpet Internal Cartridge Filter CF1– 3 Month Service Kit

Fluval 107 207 307 407 FX2 FX4 FX6 External Power Filter Aquarium Fish Tank

500g Biohome Freshwater Ultimate Filter Media! UKs Best Selling Filter Media!

Foam Double Head Fish Tank Sponge Filte Air Driven Aquarium Biochemical Sponge

AQUARIUM POND FILTER WOOL FLOSS 18-22mm 69cm wide External filters Koi aquarium

5KG - Biohome Freshwater Ultimate Filter Media! UKs Best Selling Filter Media!

Filter Floss Wool Foam Media Roll Aquarium Pond Fish External Tank Marine 69CM

biOrb Service Kit

Aquarium Fish Tank Bio Filter Sponge Foam Pad Fine Mesh Biological Biochemical

4in1 UK Plug Aquarium Fish Tank Water Pump Internal Purifier Filters Oxygen Wave

Oase FiltoSmart 60 100 200 300 External Filter Aquarium Fish Tank Pump Canister

Filter Floss Wool Foam Media For Aquarium Pond Fish External Tank Marine Koi

Fluval Surface Skimmer SK400 - Aquarium Fish Tank Filter Clear Water Oil

Aquarium Fish Tank Internal Filter - 9w UV Steriliser - 700IF+ All in One <150L

Refillable Inline cartridge filled with DI resin reverse osmosis systems / units

Hidom Submersible Aquarium Internal Pump and Filter for Fish Tank 100L - 350L

Marina i25 i110 i160 Internal Aquarium Filter Power Fish Tank Cartridge Media

8 x Compatible Fluval U2 Foam + 8 Polycarbon Filters + 4 Clean & Clear Cartridge

Compatible Eheim Classic Filter Foams for 2213 / 2215 and 2217 Poly Carbon

Best Selling

Fluval A470 U2 Underwater Internal Power Filter

Marina i25 Internal Cartridge Replacement Filter (A134)

EHEIM AEH7271100 Suction Cup for Aquarium Air Pump - 4 Pack

Interpet 3 Month Service Kit Cartridge Filter - CF1

Fluval Underwater Internal Filter U4 for Fish Tank

Interpet 2203 Internal Aquarium Fish Tank

Elite Hagen A142 Stingray 10 Underwater Aquarium Filter

Fluval AquaStop Replacement Filter Valve - Black (A20060)

Top-rated

Interpet 3 Month Service Kit Cartridge Filter - CF1

EHEIM AEH7271100 Suction Cup for Aquarium Air Pump - 4 Pack

Fluval A470 U2 Underwater Internal Power Filter

Elite Hagen A142 Stingray 10 Underwater Aquarium Filter

Fluval AquaStop Replacement Filter Valve - Black (A20060)

Fluval Underwater Internal Filter U4 for Fish Tank

Marina i25 Internal Cartridge Replacement Filter (A134)