Quotations are hereby invited for the following: Maintenance of HVAC system as per specifications. Scope: The National Library of South Africa in its efforts to minimize unplanned interruptions and downtime on the HVAC System seeks to appoint an experienced service provider for six months to conduct routine preventative maintenance and corrective maintenance (as and when required) at its Pretoria Campus located at 228 Johannes Ramokhoase. The scope of work includes minor and major routine services as well as corrective maintenance (as and when required) for a period of six (6) months. Equipment list: • 3 x Chillers; • 9 x Compressors; • 20 x Pumps; • 3 x Cooling Towers; • 1 x Water Tank. (投標 №105492053cn)