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Scale Remover from Nu-Calgon is an industry-leading, concentrated super strength descaler for dissolving hard water mineral buildup on various surfaces including fiberglass, plastic, metal, ceramic, and glass. This light red/orange liquid is perfect for use in boilers, cooling towers, evaporative coolers, heat exchangers, humidifiers, and hot tubs. By dissolving and eliminating calcium, lime, and other mineral deposits, Scale Remover helps to prevent corrosion, rust, and other types of damage to your equipment. Additionally, it improves the performance and efficiency of heating and cooling systems, saving you time and money on costly repairs and energy bills. Easy to apply, Scale Remover can be used as a spot treatment or throughout the entire system for maximum results. Choose Nu-Calgon's Scale Remover to keep your equipment running smoothly and efficiently.