1.High Elasticity & Strength, resilience eva water stop 2.Used in expansion or contraction of joint 3.EVA water stop EVA water stop are based on the specifically formulated by high quality polyvinyl chloride. Properties: Good ageing & longer life, High Mechanical & Tensile strength, Immune to corrosion, High Elasticity & Strength, resilience. Excellent weather resistant, Effective in tropical ...