... Larger weight capacity and stronger/Smooth Drain2. Data of solar mounting bracketWatt of solar panel(cell): 190W,220W,230W,280W etcSize of ... before delivery4. Engineering specificationsInstallation Site: ground, Flat / Tilt roof, Tile roof, Vitreous tile, any suitable areaInstallation Angle: any degreeSnow Load: ... NZS 1170 or any other International standard Corrugated tile roof steel solar mounting