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API make a useful and effective range of natural pond treatments. Tried and tested and loved by many of our customers.
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Sludge Destroyer, 473ml Sludge Destroyer, 473ml

API® Pond Ecofix Sludge Destroyer reduces pond maintenance by breaking down fish waste and dead algae, as well as working to increase the concentration of dissolved oxygen in pond water by eliminating sludge build-up. The result is cleaner, clearer pond water and a healthier ecosystem for pond fish. This highly concentrated liquid formula may be used in standard garden ponds, or in ponds containing salt.
473ml treats 14,200l (3,100gal)

Our Price: £15.00
API Accu Clear, 473ml API Accu Clear, 473ml

Helps clear cloudy pond water of dirt silt and floating particles. Clumps floating particles into large clusters that can be easily removed by a pond filter. Works quickly and improves the overall efficiency of your pond filter. Use weekly or when cloudy water is observed in freshwater ponds. 467ml treats 17,886l

Our Price: £15.00
API Algae Cure, 473ml API Algae Cure, 473ml

API® ALGAE CURE rapidly controls green water by clumping together algae causing them to drop out of solution. It also consumes algae-promoting nutrients to help prevent future algae growth, keeps pond water clear, and uses natural active ingredients that are safe for fish, pets and wildlife.

473ml treats 11,860l (2,600gal)

Our Price: £16.00
Melafix, 473ml Melafix, 473ml

Melafix is an all-natural treatment, containing an extract of the tea tree, Melaleuca cajeputi.
Treats bacterial infections - open wounds and abrasions, fin and tail rot, cloudy eye, mouth 'fungus' - and promotes regrowth of damaged fin rays and tissue.
Safe for fish, pets and wildlife.
7 day treatment.
473ml treats 18,920l of pond water once.

Our Price: £18.50
Pond Zyme Sludge Destroyer, 454g Pond Zyme Sludge Destroyer, 454g

Specially selected bacterial strains in API® Pond-Zyme Sludge Destroyer immediately begin breaking down fish waste and dead algae that cause cloudy water, sludge build-up, and debris that clogs pumps and filters. Through enzymatic action, Pond-Zyme Sludge Destroyer reduces pond maintenance and keeps pond water clean and clear. 100% natural product, & safe for all pond fish, plants, and wildlife.
454ml treats 60,560l (13,400gal)

Our Price: £38.00
API Accu Clear, 3.8l API Accu Clear, 3.8l

Currently out of stock.
Helps clear cloudy pond water of dirt silt and floating particles. Clumps floating particles into large clusters that can be easily removed by a pond filter. Works quickly and improves the overall efficiency of your pond filter. Use weekly or when cloudy water is observed in freshwater ponds.
3.8l treats 144,000l

Our Price: £52.00