An abrasive rubbing stone CHEMICAL FREE, ECO FRIENDLY, SAFE - NON TOXIC EASY TO USE
Rid your pool of calcium build up. Simply rub away scum,algae,lime and rust deposits from your pool. The Pool Cleaning Block is made from recycled materials which is free from chemicals and is non toxic. No additional cleaning sprays required. For best results use The Pool Cleaning Block when when its wet.
This item is not suitable for fibreglass, overglazed titles or painted pools