Keep your aquarium running smoothly with the IceCap Freshwater ATO Reservoir, designed to store fresh water for automatic top off (ATO) systems.

This sleek and durable container provides a reliable source of freshwater to maintain stable salinity levels by automatically replacing evaporated water essential for reef and marine aquariums.

Perfect for use alongside ATO systems, this reservoir helps simplify maintenance and ensures consistent water levels without daily manual refilling.

Key Features:

• Designed for use with ATO (Auto Top Off) systems
• Maintains stable salinity by replacing evaporated water
• Durable and leak resistant construction
• Clean, space saving design
• Ideal for reef and freshwater aquariums

Why It Matters

Evaporation causes salinity swings which can stress or harm fish and corals.

This reservoir helps keep your system stable and hands off.

 Pro Tip

Pair this with an ATO system like the HYDROS ATO Kit for a fully automated top off solution.

Compatible with most ATO (Auto Top-Off) systems including HYDROS, Tunze, and more