Sterling 'HEAVY DUTY' Friction Hinge - Top Hung SKU: Sterling 'HEAVY DUTY' Friction Hinge - Top Hung Pinit Quantity discounts available QuantityPrice Quantity -+ Add to Basket DescriptionSterling Heavy Duty Self-Balancing Friction Hinge for Top Hung Windows.Capable of achieving BS 6375: 2009, AAMA 901-01 and SS 212: 2007.Anti-rubbing composite slider eliminates metal to metal contact and helps prevent sash drop.Excellent weather sealing.Superior carrying capacity.Tested to 30,000 cycles.Adjustable opening stop.DocumentationSPT10 Technical PDF Drawing: DownloadSPT12 Technical PDF Drawing: DownloadSPT16 Technical PDF Drawing: DownloadSPT22 Technical PDF Drawing: DownloadSPT26 Technical PDF Drawing: DownloadFire Escape Information: DownloadFriction Hinge Chart: DownloadData Card: Download