Pondmaster Clearguard Filter UV Clarifier KitThe Pondmaster Clearguard UV Light Conversion Kit allows you to instantly turn any Clearguard pond pressure filter into a UV equipped sterilizer. This UV light kit supplements the cleaning power of your Clearguard pond filter by adding the advanced clarifying power of UV light. The UV light helps remove bacteria and the cells that form algae, leading to a cleaner, clearer water. Enhances the cleaning action of Clearguard pond filters UV light helps