Guardian Pool & Filter Cleaners Are Bio Based Calcium Remover And Cleaner For Pool Tiles And Other Hard Surfaces.
Guardian Pool & Filter Cleaners are free from harsh acids that damage glaze and dull tiles. It removes scale build up, dissolves hard calcium and stains, and cleans grease, lotions, oil and grime from surface areas. Also safe for use on baths, showers, grout, chrome, glass blocks, sinks, faucets, windows and more. Available types include DE & Cartridge Filter Cleaner, Pool & Tile Cleaner and Salt Cell Cleaner. Sold in packages of 1 or 4 gallon bottles and 1 or 6 32 oz. bottles.