Water tanks and pools are designed to be protected with some Waterproofing products. Againts the water vapor, wrong Waterproofing applications and water leakings, the right product selection will be important . Clever 2KWPU and Clever Ep Primer is the best solion For potable water tanks and decorative pools. t can be applied for Both metal and Concrete tanks . Dry time is very short as well as easy and homogenic application.