On this restricted-opening windows project in Hucknall, fixing points is the first installation control and we position frame fixings to suit the opening, frame profile and surrounding substrate, with fixing points kept as the lead check for this restricted-opening windows scope. Kaizen Windows & Doors links safety glazing to restrictor type, opening angle, handle operation, frame fixing and user access, making sure we check where safety glazing forms part of the project specification around low-level or risk areas, with fixing points kept as the lead check for this restricted-opening windows scope. We also review handle positions before making good and check handle height and access against the room layout and opening style, with fixing points kept as the lead check for this restricted-opening windows scope. Finally, final checks is checked so we can open, close, lock and inspect each installed window before the work is handed over, helping deliver windows that retain practical ventilation while limiting the opening range, with fixing points kept as the lead check for this restricted-opening windows scope.