Sider-Proof FF-PR –Roll-On Cement Pool Plaster! An advanced technology in cement-based, swimming pool plaster and resurfacing coating for concrete and plaster swimming pools. It is packaged as a kit and easy-to-apply. This coating is also designed to coat and waterproof water-falls, fountains & concrete ponds. It is suitable for residential, commercial, hot-tubs, chlorine and salt water system application. This product is NOT a paint but a true cement-based plaster!