The Winlock Boa window restrictor Provides 100mm initial opening and requires 2-handed operation. Automatically re-engages when the window is closed, and is non-locking. The green buttons provide fire egress. The window restrictor fits inline with friction stays and Incorporates run-up blocks to save cost. 100mm Initial opening restriction. 2 Handed operation – Safety. Non-key operated. Automatic re-engagement. British standard exceeded. Suitable for use on fire egress applications. Fast fit. Arm lengths to suit 60170mm profile. BS EN 14351 – Load Bearing clause 4.8 Safety Device.
