Because of the requirement for water proof, water resistance laminate floor comes out. Water resistance laminate floor and regular laminate floor have same processing technology. The biggest difference is core. Water resistance laminate floor core has higher density than the regular laminate. It is more than 930kg/m³. Meanwhile, it uses water proof wax on the click system. But it is not water proof floor. After installation, It can show water proof ability in 72 hours when being soaked in water.