CSR key data Fund sustainability performance Energy consumption Tenant engagement Sustainability highlights GRESB 'Green Star' classification two years ahead of schedule Renewable energy: 690 PV panels installed (67,458 kg CO2 reduction per annum) Policy: Sustainable update standard programme of requirements and update maintenance policy Refurbishment of 370 residential units (five days per unit) combined with energy-efficiency and water-saving measures Key facts Environmental Management System: 174 smart meters installed (86% of total) 1,600 high-efficiency central heating boilers installed 92.3% awarded a green energy label (A, B or C label) Average energy index improved to 1.33 from 1.36 Energy consumption fell by 4.1%