D-D KH Manager Concentrated Test Reagent – 500ml Bottle fritz treatment Colony delivers professional-level results with

Colony delivers professional-level results with ease

Enhance your system's performance and ensure the longevity of your pump with this essential kit

Unlike many substrates

and mounts you need

more colorful growing tips

D-D KH Manager Concentrated Test Reagent – 500ml Bottle fritz treatment Colony delivers professional-level results withThe D D KH Manager Concentrated Test Reagent (500ml) is designed for use with the D D KH Manager to provide accurate and reliable alkalinity (KH) testing. With this concentrated 500ml bottle, you can perform numerous tests, making it an extremely cost effective solution for maintaining precise water chemistry in your aquarium. At about 1p per test, this reagent offers excellent value while helping you keep your aquarium's alkalinity at optimal levels.