WaterGuard prevents water absorption, algae growth, efflorescence and is also UV resistant.
它可防止水份吸收、藻类生长、风化，也能抗防紫外线。
2
The active compound of WaterGuard penetrates into the pores of concrete, mortar, precast concrete slab, SLATE, brick tile, masonry, timber, etc.
其活性化合物能渗入混凝土、砂浆、预制混凝土板、石板、砖瓷、石材、木材等的微孔。
3
Some of it became entrained with sand and the sediment coalesced into mats that will stay submerged until they are weathered by the water or spotted by the Coast Guard.