Offeringa range of window systems fromeconomytohigh performanceQAS can offer a solution for all projects. Most commonly top hung and side hung open out windows with bottom hung, tilt & turn and sliding windows being adopted where projecting windows are not appropriate i.e. school playgrounds, walkways. Robust high usage commercial doors with multiple locking options, including Secure by design (PAS 24) and facilities to incorporate automation & access control systems are suitable for most projects and are essential within a school environment.