SYSTEMS STARTING AT $249 ADDITIONAL FEATURES AND UPGRADES OPTIONAL.
HYDROS Auto Top-Off (ATO) Kit
Why purchase a separate and expensive auto top-off system when HYDROS can do the job for you? The HYDROS Auto Top-Off Kit comes with everything you need to use your HYDROS device (like the Control 2 or Control 4) as an ATO system.
The HYDROS Auto Top-Off Kit Includes: