Bespoke Joinery using Siegenia-Aubi HS Portal HS300 Lift & Slide Door Hardware from Coastal Group www.coastal-group.com Open Walls™ - the absolute epitome of seamless indoor-outdoor living. Coastal Group recognised HS Portal as a unique opportunity to provide clients with the Open Wall™ Concept. Homes are converted into open, convivial spaces where the outdoors are as important as the indoors with the HS Portal System. "It’s all about maximizing the view and the feeling of openness"