Mila friction hinges suits open out windows 16" top & side hung

• Comes standard 13mm with additional packers for 17mm hinges
• Operational reliability cylcle tested to 20,000 cylces
• Weather resistance tested to EN1670 grade 4 achieving 240 hours salt spray
• Max top hing sash size w1300 x h,700. Max sash weight 22kg
• Max side hing 700 width and 1300 height . Max weight 22kg