SpaGuard Stain & Scale Control 16oz 42642BIO SpaGuard Stain & Scale Control 16oz safeguards your hot tub from metal stains and calcium buildup for smoother surfaces and longer equipment life. Metal & Mineral Defense UnleashedThis potent liquid sequesters dissolved iron, copper, and manganese, trapping them for filter removal while preventing calcium scale on heaters, pipes, and spa shells. Weekly dosing keeps water clear, avoids cloudy haze or clogs, and protects against surface roughness that shortens gear lifespan. Key Features & Benefits Stain eliminator. Bonds to fresh metal stains from iron, copper, manganese for easy brush-off. Scale preventer. Stops calcium deposits on surfaces, equipment, and plumbing. Filter protector. Reduces clogs from minerals, extending clean cycles. Cloudiness crusher. Maintains sparkling clarity by controlling mineral fallout. Equipment extender. Prolongs heater and pump life by blocking scale damage. Quick Specs & Usage Size: 16 fl oz (pint) Prevention dose: 1 fl oz per 300 gallons weekly Treatment: Same dose after filter clean; brush stains; run pump 30+ minutes Best with: SpaGuard Filter Cleaner every 30-60 days Ideal for: All spas prone to hard water or metal contamination Crystal surfaces, peak performance—your spa's mineral shield activated!
