Using the appropriate roof coating for your roof surface , coat screw heads and vent frame edge with Elixir PLAS-T-COTE Roof Coating .

• 使用适当的屋顶涂料为您的屋顶面,外套螺杆元首和发泄的框架边缘与内丹术塑-吨-科屋顶涂料。