When opened, these doors create the maximum possible opening you can get. It’s the perfect way to extend your kitchen, sun room, lounge or bedroom. SANS 613 Approve Doors open from right to left when viewed from the outside. Doors will be supplied with 4mm toughened safety glass All doors open outwards. It is not necessary to open the entire span for access. The first leaf functions as a single (traffic) door and opens independently.