Nitrate filter
Nitrate filter for sale on Ireland's largest auction and classifieds sites
Seachem purigen filter colour - filter, - £34.99
Purigen premium synthetic • Adsorbent that unlike • Any other filtration - Free postage - New and Used
Purigen premium synthetic • Adsorbent that unlike • Any other filtration - Free postage - New and Used
Compatible nitrate filter - nitrate, - £13.99
Komplett kompatibel ersatz • Filter set juwel • Kompakt bioflow 3.0 - Free postage - New and Used
Komplett kompatibel ersatz • Filter set juwel • Kompakt bioflow 3.0 - Free postage - New and Used
Compatible nitrate filter - 2, - £4.99
Komplett kompatibel ersatz • Filter set juwel • Kompakt bioflow 3.0 - Free postage - New and Used
Komplett kompatibel ersatz • Filter set juwel • Kompakt bioflow 3.0 - Free postage - New and Used
Compatible nitrate filter - compatible, - £4.99
Compatible nitrate foam • Pads juwel compact • Bioflow 3.0 filters - Free postage - New and Used
Compatible nitrate foam • Pads juwel compact • Bioflow 3.0 filters - Free postage - New and Used
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Juwel compact filter media - compact, - £11.75
Juwel fine filter • Sponge primarily used • Biological filtering your - Free postage - New and Used
Juwel fine filter • Sponge primarily used • Biological filtering your - Free postage - New and Used
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48 listings · from £3.99 · avg £34.76
⚠️ These listings were last updated more than 102 days ago.
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Browse 48 nitrate filter listings currently in our index. Prices range from £3.99 to £318.99, with an average of £34.76. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about nitrate filter →
Compatible nitrate filter - nitrate, - £8.49
Komplett kompatibel ersatz • Filter set juwel • Kompakt bioflow 3.0 - Free postage - New and Used
Komplett kompatibel ersatz • Filter set juwel • Kompakt bioflow 3.0 - Free postage - New and Used
Juwel aquarium fish - aquarium, - £71.99
Juwel filter floss • Consists fine residue • Free polyester material - Free postage - New and Used
Juwel filter floss • Consists fine residue • Free polyester material - Free postage - New and Used
Seachem nitrate filter - de*nitrate, - £18.99
Tub seachem nitrate • Unique pore structure • Denitrate supports both - Free postage - New and Used
Tub seachem nitrate • Unique pore structure • Denitrate supports both - Free postage - New and Used
Pozzani nitrate no10 - no10, reduction - £15.95
Filterlogic nr600 nitrate • Reduction pre filter • About pozzani pure - Free postage - New and Used
Filterlogic nr600 nitrate • Reduction pre filter • About pozzani pure - Free postage - New and Used
Diy nitrate remover - diy, - £9.99
This foam remove • Nitrate from aquarium • Water you are - Free postage - New and Used
This foam remove • Nitrate from aquarium • Water you are - Free postage - New and Used
Seachem denitrate ammonia - seachem, - £12.35
Best results denitrate • Should placed assure • Flow water through - Free postage - New and Used
Best results denitrate • Should placed assure • Flow water through - Free postage - New and Used
Seachem matrix biological - seachem, - £29.99
Liter matrix provides • Much surface 700 • 170 liters plastic - Free postage - New and Used
Liter matrix provides • Much surface 700 • 170 liters plastic - Free postage - New and Used
Seachem purigen aquarium - purigen, - £21.45
Purigen premium synthetic • Adsorbent that unlike • Any other filtration - Free postage - New and Used
Purigen premium synthetic • Adsorbent that unlike • Any other filtration - Free postage - New and Used
Seachem denitrate biological - seachem, - £8.99
Best results nitrate • Should placed assure • Flow water through - Free postage - New and Used
Best results nitrate • Should placed assure • Flow water through - Free postage - New and Used
Compatible nitrate filter - 4, x - £9.99
Kompatible nitrat filterpads • Geeignet juwel jumbo • Bioflow 8.0 filter - Free postage - New and Used
Kompatible nitrat filterpads • Geeignet juwel jumbo • Bioflow 8.0 filter - Free postage - New and Used
Premium ehn 2 - |, 2-ethylhexyl - £18.95
Cetane boosters ehn • Value pump diesel • Fuel recognized used - Free postage - New and Used
Cetane boosters ehn • Value pump diesel • Fuel recognized used - Free postage - New and Used
Seachem nitrate filter - seachem, - £34.95
Nitrate has capacity • Retaining materials such • Certain zeolites synthetic - Free postage - New and Used
Nitrate has capacity • Retaining materials such • Certain zeolites synthetic - Free postage - New and Used
Juwel nitrax nitrate remover - -, - £12.29
Nitrax also reduces • Algae growth anaerobically • Breaking down nitrate - Free postage - New and Used
Nitrax also reduces • Algae growth anaerobically • Breaking down nitrate - Free postage - New and Used
Api aqua detox - api, aqua-detox - £4.49
Fits api superclean • 120 directions place • Inside filter such - Free postage - New and Used
Fits api superclean • 120 directions place • Inside filter such - Free postage - New and Used
Resin products filter media - products, - £19.99
Phosphate quickly safely • From aquarium water • Removes nitrates nitrites - Free postage - New and Used
Phosphate quickly safely • From aquarium water • Removes nitrates nitrites - Free postage - New and Used
Superfish nitrate remover - superfish, - £9.39
Superfish nitrate pad • 45x25cm absorbs nitrite • Utilising natural aerobic - Free postage - New and Used
Superfish nitrate pad • 45x25cm absorbs nitrite • Utilising natural aerobic - Free postage - New and Used
Foam pads filter - filter, fish - £9.99
Nitrate sponges course • Provides efficient water • Flow less clogging - Free postage - New and Used
Nitrate sponges course • Provides efficient water • Flow less clogging - Free postage - New and Used
Evolution aqua pure - pure, aquarium - £9.95
Crystal clear healthy • Pure aquarium • Also breaks down - Free postage - New and Used
Crystal clear healthy • Pure aquarium • Also breaks down - Free postage - New and Used
Seachem purigen - seachem, - £59.75
Purigen premium synthetic • Adsorbent that unlike • Any other filtration - Free postage - New and Used
Purigen premium synthetic • Adsorbent that unlike • Any other filtration - Free postage - New and Used
Seachem purigen filter media - seachem, - £318.99
Seachem purigen powerful • Synthetic adsorbent remove • Organic impurities from - Free postage - New and Used
Seachem purigen powerful • Synthetic adsorbent remove • Organic impurities from - Free postage - New and Used
Compatible juwel nitrate - compatible, - £13.49
Nitrax nitrate filter • Pad biological foam • Break down nitrates - Free postage - New and Used
Nitrax nitrate filter • Pad biological foam • Break down nitrates - Free postage - New and Used
Superfish filter pad - superfish, - £9.85
Your aquarium water • Superfish carbon padthe • Pads are absorb - Free postage - New and Used
Your aquarium water • Superfish carbon padthe • Pads are absorb - Free postage - New and Used
Water filter cartridge - filter, - £23.95
600 pint 400 • Resin - Free postage - New and Used
600 pint 400 • Resin - Free postage - New and Used
Compatible nitrate filter - x, - £16.99
Kompatible nitrat filterpads • Geeignet juwel jumbo • Bioflow 8.0 filter - Free postage - New and Used
Kompatible nitrat filterpads • Geeignet juwel jumbo • Bioflow 8.0 filter - Free postage - New and Used
Compatible nitrate filter - x, - £5.99
These filter foams • Are jumbo sized • Filters they will - Free postage - New and Used
These filter foams • Are jumbo sized • Filters they will - Free postage - New and Used
Stage fluidised bed filter - fluidised, - £58.95
Triple fluidised bed • Filter easy use • Setup maintain provides - Free postage - New and Used
Triple fluidised bed • Filter easy use • Setup maintain provides - Free postage - New and Used
Superfish nitrate remover - nitrate, - £10.95
Superfish nitrate pad • 45x25cm suitable pond • Aquarium fish tank - Free postage - New and Used
Superfish nitrate pad • 45x25cm suitable pond • Aquarium fish tank - Free postage - New and Used
Compatible juwel aquarium - compatible, - £9.49
Compatible standard nitrate • Nitrax foam sponge • Juwel filter systems - Free postage - New and Used
Compatible standard nitrate • Nitrax foam sponge • Juwel filter systems - Free postage - New and Used
Marine aquarium fish tank - marine, - £14.99
Continuum exxodus nitryx • Marine freshwater nitrate • Remover particularly well - Free postage - New and Used
Continuum exxodus nitryx • Marine freshwater nitrate • Remover particularly well - Free postage - New and Used
Nitrate reactor n200 - n200, (880l) - £119.95
Nitrate reactor n200 • Are suitable aquariums • 200 gallons 900 - Free postage - New and Used
Nitrate reactor n200 • Are suitable aquariums • 200 gallons 900 - Free postage - New and Used
Nitrate reduction filter - reduction, - £19.95
Use areas where • Nitrate drinking water • Filter systems online - Free postage - New and Used
Use areas where • Nitrate drinking water • Filter systems online - Free postage - New and Used
Boyd chemi pure 5oz - pure, - £14.52
Chemi pure • Very economical provides • Problem free filter - Free postage - New and Used
Chemi pure • Very economical provides • Problem free filter - Free postage - New and Used
Superfish nitrate pad - pad, x - £10.99
Superfish nitrate pad • Causes algae growth • Utilising natural aerobic - Free postage - New and Used
Superfish nitrate pad • Causes algae growth • Utilising natural aerobic - Free postage - New and Used
Nitrate removal high - nitrate, - £16.95
Nitrate remover resin • Quick easily removes • From water you - Free postage - New and Used
Nitrate remover resin • Quick easily removes • From water you - Free postage - New and Used
Juwel aquarium filter media - juwel, - £3.99
Phorax consists aluminium • Mineral which binds • Dissolved phosphate creating - Free postage - New and Used
Phorax consists aluminium • Mineral which binds • Dissolved phosphate creating - Free postage - New and Used
Nitrate reactor n1000 - reactor, (4400l) - £249.95
Nitrate reactor n1000 • Are suitable aquariums • 1000 gallons 4400 - Free postage - New and Used
Nitrate reactor n1000 • Are suitable aquariums • 1000 gallons 4400 - Free postage - New and Used
Nitrate reactor n350 media - reactor, - £39.95
Sulphur beads 1000mls • Calcium will buffer • Back around ph7.8 - Free postage - New and Used
Sulphur beads 1000mls • Calcium will buffer • Back around ph7.8 - Free postage - New and Used
Seachem purigen filter media - seachem, - £24.95
Purigen premium synthetic • Adsorbent that unlike • Any other filtration - Free postage - New and Used
Purigen premium synthetic • Adsorbent that unlike • Any other filtration - Free postage - New and Used
Seachem purigen filter - seachem, media - £33.24
Purigen premium synthetic • Adsorbent that unlike • Any other filtration - Free postage - New and Used
Purigen premium synthetic • Adsorbent that unlike • Any other filtration - Free postage - New and Used
Nitrate reactor n200 media - nitrate, - £24.95
Sulphur beads 500mls • Calcium will buffer • Back around ph7.8 - Free postage - New and Used
Sulphur beads 500mls • Calcium will buffer • Back around ph7.8 - Free postage - New and Used
Aquadesign fluid filter 2500ml - filter, - £19.99
However much more • Than just that • Product shows enormous - Free postage - New and Used
However much more • Than just that • Product shows enormous - Free postage - New and Used
Nitrate removal high - 1l, - £16.95
Premium quality nitrate • Remover resin quick • Easily removes - Free postage - New and Used
Premium quality nitrate • Remover resin quick • Easily removes - Free postage - New and Used
Arcadia gyractor g400 - arcadia, - £129.99
Arcadia gyractor g400 • Bio pearls reactor • New box product - Free postage - New and Used
Arcadia gyractor g400 • Bio pearls reactor • New box product - Free postage - New and Used
Try this: montipora | aquarium wood | fluval u4 filter | aquael | tropical snails | puffer fish | fish mate feeder | aquarium shipwreck | custom vivarium | aquael light
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Everything you need to know about nitrate filter
Whether you are looking for a brand-new or second-hand nitrate filter, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £3.99, while premium listings can reach £318.99 — giving you a wide budget spread to work with. The average price of £34.76 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.