Wanhos Solar Standing Seam Roof Hooks are engineered for the maximum flexibility possible in designing and planning for the commercial and residential roof solar system. The various roof hooks can be high pre-assembly and make the installation easy and quick to save your labor cost and time.*Payment:L/C T/T*Product Origin:Fujian,Website:http://www.wanhossolar.com, China*Color: Natural or Customized*Shipping Port: Xiamen*Lead Time:19*Order(MOQ):1Technical InformationInstall site :Pitched RoofTilt Angle :Flushed with the roof ,up to 60 degreesBuilding Height:20 mMax Wind Speed:<60m/sSnow Load:<1.4KN/m2Standard :AS/NZS 1170 and other international StandardMaterial :High Class Aluminum alloy Al6005-T5& Stainless steel 304Color: Natural or CustomizedAnticorrosive: anodized aluminum & stainless steelWarranty:Ten years warranty and twenty years service lifeOverview of system components