The TUNZE® Osmolator® 3 nano is a simple and safe device with just one sensor for maintaining a constant water level in aquarium systems up to approx. 250 liters (66 US gal.), can be placed...

Tunze Osmolator 3 The TUNZE Osmolator 3 is a simple and safe water level controller with optical control sensor and stand-alone thermal safety sensor for keeping a constant water level in freshwater and saltwater aquariums....

 H2Ocean Compact Auto Top-Up This ultra-compact smart auto top-up unit is simple to mount , easy to use and has twin optical sensors for added security. Features • Auto Top-Up Unit (ATO)• Compact intelligent sensor with twin optics and visual...

Fauna Marin DIY REFILL + FREE 50 ml Bacto Blend Automatic water level control for all types of aquaria On nano tanks, the water loss through evaporation is very high and the continuous refilling by...

The Turbelle® High Jet is a replacement dosing pump with safety extra low voltage 12 V DC for Osmolator® nano 3152 and Osmolator® 3155 and belongs to a new generation of centrifugal pumps with a...

Water level controller with only one sensor for nano aquariums or small aquariums with up to 200 liters (55 USgal.). Can be installed in a cabinet filter or directly on the aquarium edge. Scope of delivery:...

Ecotech Versa VX-1 A precision aquarium pump that does everything. Dosing, automatic topping up, changing water, even feeding. Accurately up to 2% or less and capable of several hundred ml. per minute the Versa ™...

Replacement Water Pump for SMART / COMPACT ATO top off secruity system and D-D H2Ocean Auto top-up DP-200

ReefATO+ System The 3-in-1 ReefATO+ for every aquarium system! Exceptionally reliable and smart ATO, temperature monitor and leak detector. The ReefATO+ is designed to maintain a stable salinity and water volume in a reef aquarium...