Builtec Aluminium swing doors are strong, durable and low maintenance to withstand repeat usage. Our doors are regularly fitted into shop fronts, offices and accommodation blocks. All doors are designed and manufactured for constant use. A range of low thresholds compliant. We provide frameless entrance doors with tempered glass according to customer requirements. We offer alongside a choice of glazing, a huge range of specialist hardware locking options with a range of products for most specifications. http://www.builtecwindow.com/al.../glass-curtain-wall.html