Fountainhead Technologies, Inc.

Zodiac Pool Care, Inc.

John D Rafter

Raymond P Denkewicz, Jr

Mark A Bollinger

Joseph W Grenier

Therese R Souza

The present invention relates to water purification compositions comprising silver and a second material, such as aluminum or zinc metal, to methods of treating or purifying water using this composition.

Silver self-regulating water purification compositions and methods

A water purifier includes a housing that contains a purification material for purifying the water. The water purifier is placed a flow of circulating water in the spa. The purification material preferably can be a silver-containing material.

Water purifier for a spa

The invention relates to a water purification composition including silver metal and a second metal. The second metal is relatively reducing and helps control the overall silver cation concentration in solution. The composition effectively disinfects and removes toxic metal ions from water.

Self-regulating water purification composition

A method of purifying water includes contacting water containing an oxide of chlorine, such as chlorine dioxide, chlorite, or chlorate, with a water purification composition that includes a Group 11 or Group 12 metal such as silver, copper, or zinc.

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Providence, RI, United States of America

John D Rafter