Most popular among renters who cannot install one of the whole house units, the HD-9US installs below the sink on your kitchen faucet’s cold-water line so that all of the cold water coming out of your faucet is revitalized Natural Action Water.

The HD-9 is built to a high level of engineering standards to deliver optimal performance with rugged, heavy-duty durability.

It comes with pre-installed ½” male NPT nipples for easy installation below the sink. It also comes with a mounting bracket and a stainless steel hose, offering a variety of mounting options.

It’s a one-time installation with a 10-year warranty and no replacement parts or maintenance when properly installed. 90 day customer satisfaction guarantee.