Traditionally applied fixed to the opening sash portion of the glazing to allow for occupier safety (to allow breeze in yet forming a barrier to access through an open sash). Full cover (both sashes) can be applied upon request. Where bedroom grilling is to be applied it is advisable to apply to the opening sash, a Safe Scape Screen that is a keyless hinged security screen which provides security as well as one touch exit in case of emergency.