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Compared to conventional fertilisers (largely developed pre-2000s for 'fish tanks' with simpler / hardy plants): 3X more concentrated for demanding species* 2X more nitrate limiting for richer colours^...

The smarter way to treat algae. Especially effective algae control for BBA, hair/string/fuzz and most forms of filamentous algae. Gently biodegrades completely. Spot-dose up to 1ml per 10L....

Introducing the Algae Scraper, 26″ / 66 cm, a robust tool for effortlessly maintaining aquarium hygiene. Crafted for durability and efficiency, its extended length ensures easy access to...

Made from 100% natural, mineral-rich volcanic soil from Mount Aso in Japan and infused with beneficial nitrifying bacteria, Bio-Stratum is specifically formulated to provide immediate biological activity and...

Made from 100% natural, mineral-rich volcanic soil from Mount Aso in Japan and infused with beneficial nitrifying bacteria, Bio-Stratum is specifically formulated to provide immediate biological activity and...

Made from 100% natural, mineral-rich volcanic soil from Mount Aso in Japan and infused with beneficial nitrifying bacteria, Bio-Stratum is specifically formulated to provide immediate biological activity and...

Designed for use with the Fluval C2 Power Filter, the C2 Bio-Screen Pad provides an ideal biological surface area for beneficial bacteria to colonize upon.

Designed for use with the Fluval C3 Power Filter, the C3 Bio-Screen Pad provides an ideal biological surface area for beneficial bacteria to colonize upon.

Designed for use with the Fluval C4 Power Filter, the C4 Bio-Screen Pad provides an ideal biological surface area for beneficial bacteria to colonize upon.

Designed for use with the Fluval C4 Power Filter, the C4 Bio-Screen Pad provides an ideal biological surface area for beneficial bacteria to colonize upon.

The Fluval Ceramic CO2 Diffuser with Suction cup effectively dissolves CO2 into the aquarium and genuine replacement part for the Fluval 88 Pressurized CO2 Kit.

Designed for use with the Fluval C2 and C3 Power Filters, C-Nodes feature a complex pore system that allows beneficial bacterial to thrive.