BioGuard Spot Kill - 2 lb. Type_Front It's the step most spa

It's the step most spa owners skip — and the one that makes a drain-and-refill actually deliver clean water

Brush any remaining algae and clean/backwash filter

not a complete replacement for chlorine

The seal in the lid can be removed when cleaning to ensure there is no build up of dirt or bacteria

BioGuard Spot Kill - 2 lb. Type_Front It's the step most spaBioGuard Spot Kill 2 lb. Overview BioGuard Spot Kill eliminates algae quickly and easily. It is highly soluble which makes it compatible for most pool surfaces. This product is approved for use in pools sanitized with chlorine and bromine (and should not be used in Soft Swim pools). The granular formula allows for direct application into the pool. This product is near pH neutral and will not upset the water balance. Spot Kill kills green or black