L feet and hanger bolts are used in tin roof installation. Commonly used hanger bolts are M10*200, M10*250 and M12*300.Of course, customized are available here.
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.