M-Rack Dosing Tube Holder (2pk) - ITC Reefculture Elegance You may prefer to use

You may prefer to use one chamber to house your heater

Especially in the initial or start-up phase of the aquarium or pond the filter bacteria are not been developed well and so regular monitoring is very important to avoid ammonia or nitrite toxicity to animals

dried and stored for later use or discarded

Best results may be obtained by adding mixture to external biological filtration system (if applicable)

M-Rack Dosing Tube Holder (2pk) - ITC Reefculture Elegance You may prefer to useOur M Rack Dosing Tube holder has been manufactured from industry standard setting Perspex cell cast acrylic. This ensures the highest quality part which will last many years underwater without effecting your water quality and will not break down over time. Tidies upto 5x 5mm dosing tubes and sold as a pack of 2. Use two lock side M Rack PUK's to create a handy loop outside of the tank or sump, if needs be! This rack requires one M Rack magnet PUK per