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Nitrate filter

4

Nitrate filter for sale on Ireland's largest auction and classifieds sites

Home / Fish & Aquarium / Nitrate filter refurbished & used for sale | For Sale UK
Compatible nitrate filter - 2,

Compatible nitrate filter - 2,

£4.99 · Buy It Now

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Seachem purigen filter colour - seachem,

Seachem purigen filter colour - seachem,

£13.95 · Buy It Now

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Pozzani nitrate no10 reduction - nitrate,

Pozzani nitrate no10 reduction - nitrate,

£15.95 · Buy It Now

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Compatible nitrate filter - x,

Compatible nitrate filter - x,

£13.99 · Buy It Now

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Compatible nitrate filter - 4, x

Compatible nitrate filter - 4, x

£8.49 · Buy It Now

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Api aqua detox superclean - aqua-detox,

Api aqua detox superclean - aqua-detox,

£4.50 · Buy It Now

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Juwel compact filter - juwel,

Juwel compact filter - juwel,

£9.99 · Buy It Now

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Compatible nitrate filter - nitrate,

Compatible nitrate filter - nitrate,

£7.99 · Buy It Now

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Seachem purigen filter media - filter,

Seachem purigen filter media - filter,

£21.99 · Buy It Now

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Seachem purigen filter - seachem,

Seachem purigen filter - seachem,

£24.95 · Buy It Now

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Seachem nitrate filter - de*nitrate,

Seachem nitrate filter - de*nitrate,

£18.99 · Buy It Now

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Superfish filter pad - pad, carbon

Superfish filter pad - pad, carbon

£9.85 · Buy It Now

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Seachem denitrate biological - seachem,

Seachem denitrate biological - seachem,

£17.89 · Buy It Now

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Seachem matrix biological - seachem,

Seachem matrix biological - seachem,

£9.99 · Buy It Now

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Compatible nitrate filter - x,

Compatible nitrate filter - x,

£15.99 · Buy It Now

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Diy nitrate remover filter - diy,

Diy nitrate remover filter - diy,

£9.99 · Buy It Now

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Superfish nitrate remover - nitrate,

Superfish nitrate remover - nitrate,

£9.39 · Buy It Now

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Evolution aqua pure aquarium - evolution,

Evolution aqua pure aquarium - evolution,

£9.95 · Buy It Now

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Seachem purigen filter - seachem, media

Seachem purigen filter - seachem, media

£329.99 · Buy It Now

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Superfish nitrate remover - nitrate,

Superfish nitrate remover - nitrate,

£10.95 · Buy It Now

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Compatible nitrate filter - 2,

Compatible nitrate filter - 2,

£5.99 · Buy It Now

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Juwel aquarium fish tank - juwel,

Juwel aquarium fish tank - juwel,

£71.99 · Buy It Now

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Seachem purigen aquarium - purigen,

Seachem purigen aquarium - purigen,

£13.80 · Buy It Now

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Resin products filter media - resin,

Resin products filter media - resin,

£19.99 · Buy It Now

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Nitrate removal high - 1l,

Nitrate removal high - 1l,

£16.95 · Buy It Now

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Seachem denitrate ammonia - seachem,

Seachem denitrate ammonia - seachem,

£8.70 · Buy It Now

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Aquadesign fluid filter - filter, 500ml

Aquadesign fluid filter - filter, 500ml

£10.99 · Buy It Now

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Compatible nitrate filter - x,

Compatible nitrate filter - x,

£5.49 · Buy It Now

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Compatible nitrate filter - 4,

Compatible nitrate filter - 4,

£9.99 · Buy It Now

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Compatible nitrate filter - x,

Compatible nitrate filter - x,

£16.99 · Buy It Now

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Compatible fluval polymax - compatible,

Compatible fluval polymax - compatible,

£5.99 · Buy It Now

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Water filter cartridge - 10",

Water filter cartridge - 10",

£23.95 · Buy It Now

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Compatible nitrate filter - 4,

Compatible nitrate filter - 4,

£9.49 · Buy It Now

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Ciano aquarium water - ciano,

Ciano aquarium water - ciano,

£6.88 · Buy It Now

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Foam pads filter fish - pads,

Foam pads filter fish - pads,

£9.99 · Buy It Now

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Aquarium reduce algae aqua one - reduce,

Aquarium reduce algae aqua one - reduce,

£15.49 · Buy It Now

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Compatible juwel nitrate - compatible,

Compatible juwel nitrate - compatible,

£8.99 · Buy It Now

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Superfish nitrate pad x - superfish,

Superfish nitrate pad x - superfish,

£10.99 · Buy It Now

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Compatible fluval clean - fluval, &

Compatible fluval clean - fluval, &

£18.99 · Buy It Now

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Premium ehn 2 ethylhexyl - |, 2-ethylhexyl

Premium ehn 2 ethylhexyl - |, 2-ethylhexyl

£18.95 · Buy It Now

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Seachem purigen - seachem,

Seachem purigen - seachem,

£12.65 · Buy It Now

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King british filter aid - filter, aid+

King british filter aid - filter, aid+

£6.95 · Buy It Now

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Bermuda pure pond balls filter - pure,

Bermuda pure pond balls filter - pure,

£14.99 · Buy It Now

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Nitrate removal high quality - removal,

Nitrate removal high quality - removal,

£16.95 · Buy It Now

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Compatible juwel aquarium - compatible,

Compatible juwel aquarium - compatible,

£48.49 · Buy It Now

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Fluval clearmax phosphate - clearmax,

Fluval clearmax phosphate - clearmax,

£10.49 · Buy It Now

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Seachem purigen filter media - seachem,

Seachem purigen filter media - seachem,

£20.02 · Buy It Now

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Marine aquarium fish tank - fish,

Marine aquarium fish tank - fish,

£14.99 · Buy It Now

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Boyd chemi pure 5oz 10oz - boyd,

Boyd chemi pure 5oz 10oz - boyd,

£14.95 · Buy It Now

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Aquadesign fluid filter 2500ml - fluid,

Aquadesign fluid filter 2500ml - fluid,

£19.99 · Buy It Now

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Velda nitrate filter medium - filter,

Velda nitrate filter medium - filter,

£10.95 · Buy It Now

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Aquadip liquid filter medium - aquadip,

Aquadip liquid filter medium - aquadip,

£14.99 · Buy It Now

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Mantis bio filter block - mantis,

Mantis bio filter block - mantis,

£25.60 · Buy It Now

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Nitrate media - nitrate,

Nitrate media - nitrate,

£149.95 · Buy It Now

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Fluval cycle biological - biological, water

Fluval cycle biological - biological, water

£8.95 · Buy It Now

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Colombo bacto balls pond - colombo,

Colombo bacto balls pond - colombo,

£29.39 · Buy It Now

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Juwel aquarium filter media - aquarium,

Juwel aquarium filter media - aquarium,

£3.99 · Buy It Now

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Easy life fluid filter - easy-life,

Easy life fluid filter - easy-life,

£15.48 · Buy It Now

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Nitrate reactor n200 - reactor,

Nitrate reactor n200 - reactor,

£63.10 · Buy It Now

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Aquadesign fluid filter - aquadesign,

Aquadesign fluid filter - aquadesign,

£29.99 · Buy It Now

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Seachem aquarium fish - seachem, de

Seachem aquarium fish - seachem, de

£37.29 · Buy It Now

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Refugium nano full - refugium, (80l).

Refugium nano full - refugium, (80l).

£99.95 · Buy It Now

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Seachem nitrate 100ml - 100ml, 250ml

Seachem nitrate 100ml - 100ml, 250ml

£69.99 · Buy It Now

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Seachem nitrate 250ml - nitrate,

Seachem nitrate 250ml - nitrate,

£8.60 · Buy It Now

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Algae reactor a360 100 - reactor, a360/100

Algae reactor a360 100 - reactor, a360/100

£129.95 · Buy It Now

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Cloverleaf absoloute bio gel - cloverleaf,

Cloverleaf absoloute bio gel - cloverleaf,

£54.99 · Buy It Now

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Compatible juwel aquarium - juwel,

Compatible juwel aquarium - juwel,

£6.49 · Buy It Now

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Nitrate reactor n200 - n200, (880l)

Nitrate reactor n200 - n200, (880l)

£119.95 · Buy It Now

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Seachem stability 325ml - seachem, (30%

Seachem stability 325ml - seachem, (30%

£13.90 · Buy It Now

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Cheatomorpha cheato chaeto - cheato,

Cheatomorpha cheato chaeto - cheato,

£19.35 · Buy It Now

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Easy life fluid - fluid, filter

Easy life fluid - fluid, filter

£29.49 · Buy It Now

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King british filter aid - filter, aid+

King british filter aid - filter, aid+

£7.33 · Buy It Now

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Fluval cycle biological - fluval, filter

Fluval cycle biological - fluval, filter

£10.95 · Buy It Now

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Marine source biopellets - marine,

Marine source biopellets - marine,

£41.52 · Buy It Now

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Seachem matrix aquarium fish - seachem,

Seachem matrix aquarium fish - seachem,

£33.59 · Buy It Now

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Water declorinator - ,

Water declorinator - ,

£15.75 · Buy It Now

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Seachem purigen sizes - 7, filter

Seachem purigen sizes - 7, filter

£245.95 · Buy It Now

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Easy life fluid filter medium - fluid,

Easy life fluid filter medium - fluid,

£57.99 · Buy It Now

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Easy life easystart freshwater - easy-life,

Easy life easystart freshwater - easy-life,

£8.79 · Buy It Now

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Algae reactor a50 - algae, (200l)

Algae reactor a50 - algae, (200l)

£59.95 · Buy It Now

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Easy life fluid filter medium - easy,

Easy life fluid filter medium - easy,

£8.49 · Buy It Now

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Waterlife digest pond ammonia - pond,

Waterlife digest pond ammonia - pond,

£7.99 · Buy It Now

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Juwel biopad filter media - filter,

Juwel biopad filter media - filter,

£7.89 · Buy It Now

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Seachem purigen 100ml 250ml - seachem,

Seachem purigen 100ml 250ml - seachem,

£13.15 · Buy It Now

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Aquadesign fluid filter 1000ml - aquadesign,

Aquadesign fluid filter 1000ml - aquadesign,

£14.99 · Buy It Now

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Refugium nano full kit - nano,

Refugium nano full kit - nano,

£73.50 · Buy It Now

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Mini reactor for - mini, (180l).

Mini reactor for - mini, (180l).

£19.95 · Buy It Now

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Nitrate reactor n350 media - n350,

Nitrate reactor n350 media - n350,

£39.95 · Buy It Now

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Cloverleaf fish pond absolute - fish,

Cloverleaf fish pond absolute - fish,

£19.75 · Buy It Now

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1kg biogravel marine - 1kg,

1kg biogravel marine - 1kg,

£19.99 · Buy It Now

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Np200 bio pellet media - bio,

Np200 bio pellet media - bio,

£39.95 · Buy It Now

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Seachem nitrate aquarium - de*nitrate,

Seachem nitrate aquarium - de*nitrate,

£18.10 · Buy It Now

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Arcadia polyfilter pad - polyfilter,

Arcadia polyfilter pad - polyfilter,

£61.99 · Buy It Now

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Seachem purigen 250ml - purigen, aquarium

Seachem purigen 250ml - purigen, aquarium

£19.99 · Buy It Now

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Api stress zyme live - api,

Api stress zyme live - api,

£18.49 · Buy It Now

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Compatible fluval clean - fluval, &

Compatible fluval clean - fluval, &

£5.49 · Buy It Now

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📊96 listings · from £3.99 · avg £29.94
⚠️ These listings were last updated more than 9 days ago. Search for fresh listings

Browse 96 nitrate filter listings currently in our index. Prices range from £3.99 to £329.99, with an average of £29.94. 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 →

Try this: montipora | aquarium wood | fluval u4 filter | aquael | tropical snails | puffer fish | fish mate feeder | custom vivarium | aquael light | aquarium skull

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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 96 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 £329.99 — giving you a wide budget spread to work with. The average price of £29.94 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.

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