Pool Blok Tile and Concrete Cleaner provides a chemical-free solution for removing stubborn water and chemical rings, rust, algae, and mold stains from pool surfaces. This pumice stone block is specifically designed to be safe for use on tile and concrete, working through a mild abrasive action that won't affect pool chemistry or pH levels.
6 PCS Hand-Held Pool Pumice Stones Swimming Pumice Pool Tile Stone Pools Cleaning Block with Handle for Spa Tile Grout Concrete Cleaning. High quality material: our pool cleaning block with handles are quality, the white handle is made of quality plastic and the swimming pool tile stones are made of pumice; the materials are sturdy, thick and not easy to break, bringing a nice usage experience.
Capacity: 2.85 quarts Item Weight: 6.4 lb Maximum Flow Rate: 1440 GPH Color: Deep Gray. Autonomy: 150 Minutes Unit Type: lb. Powerful Performance: Equipped with a wide 7.2. Unit Quantity: 6.4 lb Suitable For: Above Ground Pools,In Ground Pools Material: Plastic,Rubber Water Type: All Water Types.