Courses by Construction Industry Development Authority (CIDA) / Courses in Sri LankaEnergy Efficiency in HVAC Systems and Reducing Carbon Foot Print of Buildings 2019 – Construction Industry Development Authority Authority July 26, 2019 Duration – 2019-August-04/11 Advertisement English Edition Preview Download Advertisement (English Edition) Instructions to Candidates Contact Numbers : 011-2786829 / 2786813 / 2784413 Email – [email protected] Source – Daily News (2019.07.26)