Additives & Supplements

Additives & Supplements


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Fluval Sea 3 Ions Supplement 473ml

Fluval Sea 3 Ions Supplement 473ml is a concentrated blend of 3 essential ions, calcium, magnesium ..

£13.99

Fluval Sea Alkalinity & Calcium Duo Pack 473ml

Fluval Sea Alkalinity 473ml is a concentrated, alkalinity-boosting compound that provides an import..

£16.99

Fluval Sea Alkalinity Supplement 237ml

Fluval Sea Alkalinity Supplement 237ml is a concentrated, alkalinity-boosting compound that provide..

£5.09

Fluval Sea Calcium Supplement 237ml

Fluval Sea Calcium Supplement 237ml is a concentrated form of calcium that's easily absorbed by cor..

£7.99

Fluval Sea Calcium Supplement 473ml

Fluval Sea Calcium Supplement 473ml is a concentrated form of calcium that's easily absorbed by cor..

£13.99

Fluval Sea Iodine Supplement 237ml

Fluval Sea Iodine Supplement 237ml is a concentrated, iodine-boosting compound that's formulated wi..

£5.99

Fluval Sea Iodine Supplement 473ml

Fluval Sea Iodine is a concentrated, iodine-boosting compound that's formulated with two naturally-..

£10.20

Fluval Sea Magnesium Supplement 237ml

Fluval Sea Magnesium Supplement 237ml is a concentrated, magnesium-boosting compound formulated to ..

£6.99

Fluval Sea Magnesium Supplement 473ml

Fluval Sea Magnesium Supplement 473ml is a concentrated, magnesium-boosting compound formulated to ..

£11.99

Fluval Sea Strontium Supplement 237ml

Fluval Sea Strontium Supplement 237ml is a concentrated form of strontium that's easily absorbed by..

£7.99

Arcadia Zap Tasia

Zap-Tasia is a simple, effective and quick solution for treating Aiptasia and Majano anemones. Sim..

£13.99

JBL Aquadur - 250g

To create aquarium water that meets the demands of fish, invertebrates and plants: to achieve ideal..

£8.99

JBL Aquadur Malawi/Tanganjika - 250g

For aquarium water to suit both fish and plants: to achieve ideal water values for aquarium dweller..

£8.99

Kent Marine Purple Tech 473ml (Coralline Algae Stimulate) -15% More on the way

Kent Marine Purple Tech 473ml (Coralline Algae Stimulate)

Kent Marine Purple Tech stimulates the growth of purple coralline and green calcareous macro-algae ..

£15.37 £13.06

Red Sea Aiptasia X - 60ml More on the way

Red Sea Aiptasia X - 60ml

Red Sea Aiptasia-X Treatment Kit Guaranteed Reef-safe treatment of Aiptasia offering : A unique a..

£14.49

Red Sea Coral Colours - ABCD

Complete colour supplement intro packI2 | K | Fe | Br2 | F2Red Sea’s Coral Colours ABCD Provides th..

£16.95

Salifert KH + pH Buffer - 1000ml

A highly concentrated, fast dissolving powder which increases alkalinity (carbonate hardness) and s..

£16.99

Salifert Magnesium Powder - 250ml

A too low magnesium concentration results in problems maintaining correct calcium and alkalinity le..

£8.99

Seachem American Cichlid Salt - 250g -6%

Seachem American Cichlid Salt - 250g

Seachem American Cichlid Salt 250g is a chemically sound blend of salts designed to replicate the n..

£9.85 £9.27

Seachem Discus Trace - 250ml -6%

Seachem Discus Trace - 250ml

Seachem Discus Trace supplies a broad range of trace elements demonstrated to be necessary for prop..

£8.83 £8.31

Seachem Reef Advantage Magnesium - 300g

Reef Advantage Magnesium 300g is a concentrated (80,000 ppm) optimized blend of magnesium, chloride..

£8.15

Seachem Reef Buffer - 250g -8%

Seachem Reef Buffer - 250g

Will also raise carbonate alkalinity; however, it is intended primarily for use as a buffer in a re..

£10.09 £9.25

Seachem Reef Buffer - 500g -4%

Seachem Reef Buffer - 500g

Will also raise carbonate alkalinity; however, it is intended primarily for use as a buffer in a re..

£15.99 £15.43

Seachem Reef Builder - 300g

Seachem Reef Builder raises carbonate alkalinity without immediately impacting on pH. With long ter..

£11.04