Net-zero Energy and Carbon Community Housing Retrofit: A Case Study
Ottawa Community Housing has completed Canada’s first Panelized Net-Zero Deep energy Retrofit. 197-203 Presland, a 1970 2 storey 4 unit block of townhomes, has been retrofitted with a pre-fabricated exterior envelope which has drastically reduced its energy consumption while a mechanical retrofit has replaced natural gas burning equipment with heat pumps and a Heat Recovery ventilator to provide green house gas free heating, cooling and domestic hot water. The southern facing roof has been covered […]