Sandown, Sandton, 9 x 280m2. This is a housing complex of 9 small free-standing units. Each unit has four ensuite bedrooms. The architects have coined the phrase “borrowed space” to describe the new space-saving concepts derived from boutique hotel design An estimated 100sqm of wasted circulation space was shaved off in this manner. The resultant savings were reinvested into making the homes more energy efficient. They have grey water systems, heat-pump geysers, double glazing and wood-burning oven fireplaces.