24" Top Hung Securistyle Defender Window Friction Hinge | Truly PVC - Conservatory Window Door Roofline and Building Products
Pair of 13mm x 10" inch Top Hung Window Stays/Friction Hinges - Designed to Stay Open in Any Position Due to Friction, for uPVC or Aluminium profiled Windows (259mm). : Amazon.co.uk: DIY
Roto Uni System - Titon UK
8" Top Hung UPVC double glazing friction style Window Hinges
How to Fix Stiff/Loose Window Hinges (uPVC)
Standard 20 Inch Top Hung uPVC Window Hinges (H01) - HandleStore.com