Sika 西卡 Sikalastic 680 天台彈性防水膜

Sikalastic®-680 是一种单组分液态聚氨酯防水膜，适用于天台、露台、阳台、浴室、地库和水池等混凝土结构的防水，形成无缝、弹性且耐用的防水层。

• The description claims that it forms a seamless, highly elastic, and durable waterproofing layer.
• The description claims that it resists cracking due to temperature variations and structural movements.
• The description claims that it adheres excellently to concrete, render, and masonry surfaces.
• The description claims that it provides excellent abrasion and impact resistance as well as good chemical resistance.