..buildings. gross size aprox 3K m2. Energy measures include new windows, doors, roof lights, roof insulation, roof finishes, pumped bonded bead insulation to cavity walls, external wall insulation systems, external rendering, air tightness measures, internal dry lining of walls, heat pumps, photovoltaic panels, gas boilers, mechanical ventilation heat recovery system, new control systems and energy monitoring. Can you give an approx price, or price range + time frame? any questions, just ask.