Red Sea ATO Float Valve - Replacement Auto Top Off Valve - R40373 modern treatment Supports multi-part dosing systems like

Supports multi-part dosing systems like Reef Zlements

designed to replicate the look and structure of real reef skeletons

The perfect tool to compliment any size tanks  for quick and easy cleaning and husbandry

With this the filter sock section can be lifted out and replaced with a ClariSea unit with ease even when the aquarium is filled with water

Includes Seawater & RO/DI Water Analysis

Red Sea ATO Float Valve - Replacement Auto Top Off Valve - R40373 modern treatment Supports multi-part dosing systems likeThe Red Sea ATO Float Valve (Part No. R40373) is a replacement Auto Top Off (ATO) assembly kit designed for various Red Sea REEFER and MAX aquariums. This float valve ensures your aquarium water level is consistently maintained by automatically refilling the tank when water evaporates, preventing fluctuations that could harm your aquatic life. This part is compatible with multiple Red Sea REEFER and MAX models, including REEFER Peninsula, MAX E,