Filters

Under $20 Aquarium Filters

Shop the best prices on 6,402 great value under $20 aquarium filters. Shopping for aquarium filters is easy with Fruugo, with SALE discounts, offers and savings on Xpba, Uiamuion, Winomo and more. Buy aquarium filters online safely with Fruugo, with secure payment and fast shipping to New Zealand.

Filters
1 - 32 of 6,402
Filter Replacement for Litter-Robot 4 - Activated Carbon Filters for Litter Box, Charcoal Filters for Litter 6Pcs
$19.95 Save $2.00 RRP: $21.95
Blue Aquarium Fish Tank Filter for Pneumatic Biochemical Carbon Filtration
$14.95 Save $13.00 RRP: $27.95
Foam Filter for Philips PowerPro Duo Aqua FC6162 FC6168 FC6171 FC6172 FC6404 FC6409 / DEXP DP-800H /
$17.95 Save $12.00 RRP: $29.95
Water Purification Tablets Fast Aquarium Water Filter Fish Supplies Potable Aqua Tablets Natural Fish Tank Accessories 
$18.95
Lily Pipe Fish Tank Aquarium Outlet for 12/16mm 16/22mm Water Outlet
$16.95
Aquarium Filter,Ultra Quiet Aquarium Biochemical Sponge Filter Fish Tank Air Pump Betta Fry Aquarium
$18.95
Aquarium Fountain Pump Set, 4Pcs Mini Submersible DC 3-5V Water Pumps for Fish Tanks
$22.95 Save $116.05 RRP: $139.00
Samsung DV Series Tumble Dryer Replacement Foam Sponge Filter-Excellence
$18.95 Save $4.00 RRP: $22.95
10 Pcs Filters Wheel Filter Syringe Sterile Syringe Filter Syringe Filter Filtered Needles Syringe
$16.95 Save $67.05 RRP: $84.00
Fish Tank Filter Three In One Filter Pump Circulation System Small Water Purification Pump Built In Aquarium CC
$16.95 Save $17.00 RRP: $33.95
Lily Pipe Fish Tank Aquarium Outlet for 12/16mm 16/22mm Water Outlet
$14.95 Save $6.00 RRP: $20.95
Aquarium Filter Cover Stainless Steel Inlet and Outlet Protective Mesh for Fish ShrimpsInternal Diameter 18mm
$14.95 Save $18.00 RRP: $32.95
Swimming Pools Filter Balls Portable Wet Dry Cotton Canister Clean Fish Tank Filter Material Water Xinda
$14.95
Foam Sponge Biochemical Cotton Filter Pond Filter Cotton Pond Filters Fish Tank Filter Media Bio Sponge Filter
$17.95
Aquarium Fish Tank Bottom Filter Plate Transparent Plastic Fittings for Fish Easy to Assemble 1 Pc
$18.95 Save $16.00 RRP: $34.95
100Pcs Empty Disposable Drawstring Non-Woven Fabric Tea Herb Filter Bag Pouch
$2.95
Aquarium Filter Sponge For Qs Fish Tank Air Pump Biochemical Replacement Filter Cotton Air Filtration
$10.95
Replacement Filter Sponge Small Tank Filter Young Fish and Shrimp Protection 10Pack
$22.95 Save $16.00 RRP: $38.95
6 Aquarium Medium Charcoal Filter Cartridges,for Replacements Aqueon QuietFlow Power 10
$16.95 Save $29.00 RRP: $45.95
Fine Filter Sponge Fish Tank Biochemical Filter Pond Water White 200cm x 12cm x 2cm Decomposing Waste 1Set
$18.95 Save $9.00 RRP: $27.95
Aquarium Filter Pad Filter Media Roll Biochemical Cotton Filter Foam Fish Tank Sponge (1m x 12cm)
$12.95 Save $20.00 RRP: $32.95
Replacement Mini Sponges for Aquariums Sponges Filters Biochemical Filter Accessories for Quiet Submersble Filter
$18.95
Stainless Steel Aquarium Filters Inflow Basket Metal Mesh Shrimp Guard for Pre-Filter Fish for Tank Filter Accessories S
$17.95
6 Aquarium Medium Charcoal Filter Cartridges,for Replacements QuietFlow Power 10
$17.95 Save $4.00 RRP: $21.95
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$17.95
200m 4x15"fish Aquarium Marine Sump Felt Pre Filter Sock Bag
$17.95 Save $8.00 RRP: $25.95
2Pcs Submersible Sponge Filter Aquarium Single Filter Fish Tank Sponge Filter Small Oxygen Filter
$19.95 Save $79.05 RRP: $99.00
Wooden Tobacco Filter Cigarette Holder For Men Smoking Use Removable Clean
$15.95 Save $16.00 RRP: $31.95
1pc Fish Tank Adjusting Fish Tank Trachea with 4 head Stainless Steel Air Distributor Metal Oxygen Pump Regulating for Home Office Aquarium Use Silver
$3.95 Save $4.00 RRP: $7.95
2025 Latest Model Aquariums FishTank Filter Replacements Filter Suitable for
$20.95 Save $14.00 RRP: $34.95
Tank Filter Sock Replacement Filter Bag For Fish Tank Dirt Blockage 4Pcs
$19.95 Save $10.00 RRP: $29.95
Water Pervious Cotton Filter Sock For Fish Tank 15cm 20cm 25cm 30cm Breathable 4Pcs
$19.95 Save $20.00 RRP: $39.95