Leisure Time 45440 Two-Pack Metal Gon & Defender
Leisure Time Metal Gon and Defender is a strong stain and scale prevention. Use together and they can prevent stain and scale buildup in the tub and plumbing. The Defender protects the spa surface, heater element, and other equipment from calcium buildup. The Metal Gon prevents iron, copper and other heavy metal minerals from staining the spa surface. When should you use this? The best time to treat for metals is when you first fill the spa.