scope:

This Part of CEN/TS 13126 specifies the requirements and test methods for durability, strength, security and function of devices that restrict the opening of windows. The following types of restrictors are included: a) Restricted opening devices with or without friction systems; b) Hold open devices; c) Peg type casement stays; d) Maximum opening stops. It shall apply to all devices that restrict the opening of hinged and pivoted windows, whether the devices are products that may be fitted to a window separately from other operating fittings or whether the restricted opening is achieved by means of features in the design of fittings such as hinges or pivots.