This product named Side Curved Hook For Asphat Shingle Roof,belong to Strength And Extension Tile Roof Hook making it sloution for Flat Roof Mounting.The installation hole of HK17 orient the front and HK18 orien to the top,The deficiency of side orient will be made up by him.This unique desigen is made for the requirement of different direction of solar panels' layout.To get the maximum utilization of roof,the layout of solar panel ususal have mixed way of landscape and Portrait.So in this situation both Side Curved Hook For Asphat Shingle Roof and Flat Curved Hook For Asphat Shingles Roof will be used on the tile roof.These Combination widely used in Austrlia,United State of America,Thailand and Malaysia.The twisted location is strong enough to get the SGS or TUV’s testing approval,the quality of HK19 is reliable.Except the impressive strength,the HK19 is also high anti-corrosion and high strength by passing 60m/s wind load test and 1000mm snow loading test.Used to work on the asphat shingle roof,there're will make the homeowner quite relieved and worry-free.To meet the demands of landscape module which may occur at Metal Sheet Roof Mounting,and have long service life which corrspond with the Solar Powered System.