Mineral Harmony™ Guard – Metal & Stain Control (16 oz)

Protect your spa or hot tub from unsightly stains and discoloration with Mineral Harmony™ Guard. This powerful formula helps prevent metals like iron and copper from causing stains on spa surfaces or interfering with water clarity.

Safe for all spa types, Mineral Harmony™ Guard works to neutralize and control metals in the water, making it an essential part of your regular maintenance routine—especially when filling your spa with source water that may contain metals.

The 16 oz bottle provides multiple treatments, helping you keep your spa water clean, clear, and free of staining. Pair it with other Mineral Harmony™ products for simple, effective spa care!