一、产品概述：
top best-660防水胶带是一款终生不固化型自粘带，具有的防水密封性，耐候性长达20年。
description:
top best-660 is a permanently non-solidified self-adhesive tape and gives best performace on weather resistance.water-proof and anti-corrsion,good anti-uv performance,life time up to 20 years.
二、适用范围：
轻钢屋面彩钢板、采光板、钢板仓钢板之间的相互搭接，防水透气膜、隔气膜之间的相互搭接。撕去胶带表面离型纸，将需要搭接的另一物体对准后安装，并压实，以保证胶带和被粘物表面紧密粘合。
application area:
lap of steel construction,sun panel,drain parts，lap of waterproof breathable membrane and gas barrier film.remove the release paper，install another lapped object accurately and compact it to ensure that tape are closely bonded surface.