TMC Optical Auto Top Up UK Freshwater Read instructions carefully as doses

Read instructions carefully as doses vary according to usage

Concentrated mixture of dormant bacteria

of aquarium system water and stir until dissolved

Many aquarium owners choose test strips as an affordable way to measure key marine aquarium parameters

Calcium is a major constituent of calcareous algae

TMC Optical Auto Top Up UK Freshwater Read instructions carefully as dosesHigh Quality infrared optical sensor with triple detection points Accurately monitors the aquarium or sump water level Easily replenish evaporated water Dry running protection of the DC refill pump Simple installation using compact magnet mount DC pump, 2m hose, anti siphon valve and hose clamp Include anti siphon valve designed to stop water flowing back in the reservoir Suitable for all aquaria Included in the box: Optical Auto Top Up Sensor DC pump