FAMILY homes built as part of a £15 million scheme to transform part of Oldham have been officially recognised as among the greenest in the world. The two properties at the St Mary’s development are so well-insulated and ventilated that they should cost residents just £70 a year to heat. Now Contour Homes has been told the three-bedroom houses have been constructed to such high standards that they have won Passivhaus accreditation. It’s a breakthrough for the ...