Waterproofing Perflex waterproof coating system is divided into polyasaprtic and polyurea waterproof systems. The unique polyaspartic waterproof system has the characteristics of weather resistance, anti-UV, long-term waterproof and sunlight protection, which can be applied in roof, balcony, exterior wall and swimming pool concrete & tile waterproof protection. It is simple construction by hand brush, rolling and scraping coating.