For Sale UK

Bio balls

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Bio balls for sale on largest auction and classifieds sites

Home / Audio Media Accessories / Bio balls refurbished & used for sale | For Sale UK
32mm bio balls for - bio,

32mm bio balls for - bio,

£159.99
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Reef pro 1200 1500 - reef, 1200/1500

Reef pro 1200 1500 - reef, 1200/1500

£12.99
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Bio balls aquarium - balls, tank

Bio balls aquarium - balls, tank

£7.99
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Aquarium fish tank filter - tank,

Aquarium fish tank filter - tank,

£24.99
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Bio balls aquarium fish tank - balls,

Bio balls aquarium fish tank - balls,

£69.99
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Premium aquarium bio - premium, balls

Premium aquarium bio - premium, balls

£7.92
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100 bio balls - bio,

100 bio balls - bio,

£8.99
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Aquarium filter media wool bio - filter,

Aquarium filter media wool bio - filter,

£8.95
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Aquarium filter media - media, bio

Aquarium filter media - media, bio

£12.45
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Aquarium filter media - filter, bio

Aquarium filter media - filter, bio

£8.49
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Plastic bio balls with - plastic,

Plastic bio balls with - plastic,

£8.49
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100 pcs bio - 100, filter

100 pcs bio - 100, filter

£9.22
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500g ceramic bio beads - 500g,

500g ceramic bio beads - 500g,

£11.95
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Maxspect mantis bio - maxspect/mantis, bio-sphere

Maxspect mantis bio - maxspect/mantis, bio-sphere

£11.50
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Aquarium fish tank filter - tank,

Aquarium fish tank filter - tank,

£24.99
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Bio balls aquarium fish - balls,

Bio balls aquarium fish - balls,

£51.54
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Plastic bio balls including - plastic,

Plastic bio balls including - plastic,

£7.49
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Aqqa aquarium double - aquarium,

Aqqa aquarium double - aquarium,

£22.86
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Premium aquarium bio balls - premium,

Premium aquarium bio balls - premium,

£8.38
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Bio balls aquarium - bio,

Bio balls aquarium - bio,

£4.38
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Aquarium filter media bio - filter,

Aquarium filter media bio - filter,

£5.80
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Aquarium pond filter bio - aquarium,

Aquarium pond filter bio - aquarium,

£3.31
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Bio balls plastic - balls, 16~56mm

Bio balls plastic - balls, 16~56mm

£3.23
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Aquarium lightweight bio balls - aquarium,

Aquarium lightweight bio balls - aquarium,

£8.95
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100g 250g types aquarium - 250g,

100g 250g types aquarium - 250g,

£10.90
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Bio balls aquarium - balls,

Bio balls aquarium - balls,

£4.38
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500g volcanic rock bio - rock, balls

500g volcanic rock bio - rock, balls

£6.75
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Evolution aqua pure - evolution, bio

Evolution aqua pure - evolution, bio

£9.95
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Stilted bio sphere ball - stilted, bio-sphere

Stilted bio sphere ball - stilted, bio-sphere

£13.50
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Stilted bio sphere - bio-sphere, bio-ball

Stilted bio sphere - bio-sphere, bio-ball

£15.00
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Ceramic bio rings - bio, aquarium

Ceramic bio rings - bio, aquarium

£10.95
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Maxspect mantis bio block - maxspect/mantis, bio-block

Maxspect mantis bio block - maxspect/mantis, bio-block

£9.99
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Bio media bundle - bundle, –

Bio media bundle - bundle, –

£29.99
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500g volcanic rock - 500g, balls

500g volcanic rock - 500g, balls

£6.95
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External aquarium filter media - aquarium,

External aquarium filter media - aquarium,

£12.99
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16mm 76mm bio balls - bio,

16mm 76mm bio balls - bio,

£4.67
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56mm bio balls - bio, pond

56mm bio balls - bio, pond

£3.17
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1000 bio balls sump tank - bio,

1000 bio balls sump tank - bio,

£27.99
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Biorb pearl filter media - pearl,

Biorb pearl filter media - pearl,

£22.45
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Two maxspect bio sphere - maxspect, media

Two maxspect bio sphere - maxspect, media

£15.00
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Bio balls media aquarium - media,

Bio balls media aquarium - media,

£12.45
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Superfish lava rock filter - superfish,

Superfish lava rock filter - superfish,

£13.75
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Aquarium biological filter - biological,

Aquarium biological filter - biological,

£7.99
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Superfish lava rock 10l - superfish,

Superfish lava rock 10l - superfish,

£15.99
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Pond filter balls - balls, bio

Pond filter balls - balls, bio

£26.99
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Ceramic bio beads aquarium - beads,

Ceramic bio beads aquarium - beads,

£15.95
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50g aquarium fish - aquarium, tank

50g aquarium fish - aquarium, tank

£4.79
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5kg biohome ultimate filter - ultimate,

5kg biohome ultimate filter - ultimate,

£37.10
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Pond filter balls bio - k2,

Pond filter balls bio - k2,

£26.89
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Bio balls ceramic rings - bio,

Bio balls ceramic rings - bio,

£8.75
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Reefculture marine pure - reefculture,

Reefculture marine pure - reefculture,

£32.99
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Pack plastic bio balls - plastic, +

Pack plastic bio balls - plastic, +

£8.49
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Maxspect nano tech - tech, spheres

Maxspect nano tech - tech, spheres

£24.95
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All one solar - solar, filter

All one solar - solar, filter

£115.10
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500g ceramic bio balls for - ceramic,

500g ceramic bio balls for - ceramic,

£15.14
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100 pcs bio - pcs,

100 pcs bio - pcs,

£9.22
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Aquarium fish tank plastic bio - aquarium,

Aquarium fish tank plastic bio - aquarium,

£4.55
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Maxspect bio balls 2kg - bio, 2

Maxspect bio balls 2kg - bio, 2

£47.50
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100 pcs bio porous filter - porous, with

100 pcs bio porous filter - porous, with

£9.22
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Fluval biomax maximum aquarium - biomax,

Fluval biomax maximum aquarium - biomax,

£12.99
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Maxspect nano tech bio spheres - nano,

Maxspect nano tech bio spheres - nano,

£23.64
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Kockney koi kintama gold - koi,

Kockney koi kintama gold - koi,

£100.79
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Fluval biomax rings 500g - fluval,

Fluval biomax rings 500g - fluval,

£12.90
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Maxspect nano tech bio - maxspect, spheres

Maxspect nano tech bio - maxspect, spheres

£24.99
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Pond filter balls - k2,

Pond filter balls - k2,

£25.99
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100pcs 16mm bio - ×16mm, balls

100pcs 16mm bio - ×16mm, balls

£7.79
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Biohome ultimate filter - filter, media

Biohome ultimate filter - filter, media

£17.22
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Boxes bio balls for - boxes,

Boxes bio balls for - boxes,

£12.94
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Evolution aqua micro filter - evolution,

Evolution aqua micro filter - evolution,

£12.45
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Bio porous filter - porous, media

Bio porous filter - porous, media

£9.99
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100 pcs bio porous filter - porous,

100 pcs bio porous filter - porous,

£7.79
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100pcs biochemical bio balls - 100pcs,

100pcs biochemical bio balls - 100pcs,

£8.90
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Maxspect bio sphere holder - maxspect,

Maxspect bio sphere holder - maxspect,

£13.58
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Superfish clean ball - ball, carbon

Superfish clean ball - ball, carbon

£8.19
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Ceramic bio rings balls mini - ceramic,

Ceramic bio rings balls mini - ceramic,

£10.80
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Bio balls aquarium fish - fish, tank

Bio balls aquarium fish - fish, tank

£4.70
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56mm bio balls aquarium - balls,

56mm bio balls aquarium - balls,

£4.98
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50g ceramic bio ball filter - ceramic,

50g ceramic bio ball filter - ceramic,

£4.79
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Bio balls aquarium - marine, fish

Bio balls aquarium - marine, fish

£3.06
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Marine pure bio - bio, media

Marine pure bio - bio, media

£34.99
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Bio balls aquarium fish tank - bio,

Bio balls aquarium fish tank - bio,

£5.63
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Bio balls aquarium fish - fish, tank

Bio balls aquarium fish - fish, tank

£4.86
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Cloverleaf absolute pearls - cloverleaf,

Cloverleaf absolute pearls - cloverleaf,

£12.90
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50pcs set black bio porous - set,

50pcs set black bio porous - set,

£5.93
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Kaiissa aquarium fish tank - kaiissa,

Kaiissa aquarium fish tank - kaiissa,

£12.12
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Biorb pearl media substrate - biorb,

Biorb pearl media substrate - biorb,

£22.99
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Aquarium bio balls - balls,, highly

Aquarium bio balls - balls,, highly

£9.19
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Superfish bio balls - balls, pond

Superfish bio balls - balls, pond

£29.99
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Maxspect nano tech bio - bio, spheres

Maxspect nano tech bio - bio, spheres

£23.64
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Bio balls aquarium marine - aquarium, fish

Bio balls aquarium marine - aquarium, fish

£4.19
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Biosphere bio balls - balls, filter

Biosphere bio balls - balls, filter

£11.87
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Maxspect mantis bio sphere - maxspect/mantis, bio-sphere

Maxspect mantis bio sphere - maxspect/mantis, bio-sphere

£7.99
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Tetratec replacement bio balls - tetratec,

Tetratec replacement bio balls - tetratec,

£11.15
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Inch bio balls - bio, filter

Inch bio balls - bio, filter

£27.01
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Maxspect mantis bio sphere - maxspect/mantis, bio-sphere

Maxspect mantis bio sphere - maxspect/mantis, bio-sphere

£13.00
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Bio ceramic mini balls - mini,

Bio ceramic mini balls - mini,

£24.99
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Looking for more bio balls?

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📊96 listings · from £3.06 · avg £18.11
⚠️ These listings were last updated more than 8 days ago. Search for fresh listings

Browse 96 bio balls listings currently in our index. Prices range from £3.06 to £159.99, with an average of £18.11. 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 bio balls →

Try this: biorb aquarium | carbon pellets | clay balls | clay pebbles | eheim 2080 | fluval 206 | fluval 306 | fluval 406 | fluval 406 external filter | fluval edge aquarium

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

Everything you need to know about bio balls

Whether you are looking for a brand-new or second-hand bio balls, 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 £3.06, while premium listings can reach £159.99 — giving you a wide budget spread to work with. The average price of £18.11 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.

🔍 bio balls Search live on eBay