Advantage : 1. Universal used  for most type of panels. 2.Sandbalasted surface make it RUST-RESISTANT. 3. Highly pre-assembled make it easier for the installation and save much labor cost.

UISOLAR steel ballast mounting is suitable for flat concrete roof, it's made of steel with galvanized zinc surface, anti-corrosion, and without penetrating the roof surface.

Applicable to corrugated or trapezoidal iron roofs. (1)The bracket is fixed to the roof with screws and is usually equipped with a rubber gasket at the bottom to ensure waterproofing. It can be directly connected to the photovoltaic track and is easy to install. (2) Customized trapezoidal bracket Designed for trapezoidal iron roofs, it can accurately match the trapezoidal corrugations of the roof. There is a special waterproof rubber pad at the bottom of the bracket, which ensures a firm installation and excellent waterproof performance.