Castle Dawn Aquatics Aquarium ATO Water Replenishing Auto Top off Kit

This practical little device tops off your aquarium water as it lowers, simply add an old bottle filled with premade water and you have an ATO without emptying your wallet. At Castle Dawn Aquatics we use this little device on our fry tanks to avoid changes in water parameters due to evaporation which can be fatal to fry. 

Key Features and Important Notes:

• Kit includes: Top up device, piping, glass adapters.
• Can fit glass sizes: 4mm, 6mm, 8mm, 10mm.
• Size: 3.6x3.6x3.5cm
• Can hold up to 2 Liter bottles.
• Do not use bottled water to top off your aquarium, fill the bottle with your own prepared water.
• This item is brand new, although it may have minor cosmetic imperfections such as scratches.