Tender For daily operation, routine maintenance and comprehensive annual maintenance of 300 tr hvac system consisting of 3 nos. air-cooled packaged screw chillers of 100 tr each, screw compressors, air-cooled condenser, chilled water pumps, ahus, chilled water piping with all the valves, ducting, electrical panels, vfd panel of secondary chiller pumps and other associated equipment of the central airconditioning plant of science exploration hall of science city, kolkata.
Tender For corrigendum : annual comprehensive maintenance contract for operation and all inclusive comprehensive maintenance of central air-conditioning plant - annual maintenance contract for operation and all inclusive comprehensive maintenance of central air-conditioning plant" (hvac system) at the office of hll infra tech services limited for office building phase-1 at plot no. b-14-a, sector-62, noida -201307 (u.p).
Tender For repair maintenance of ptac plant belonging to cao (q3), mod in central sectt. building at south block, new delhi. (sh: operation and annual comprehensive maintenance of vrv/vrf type airconditioning system.)
Tender For corrigendum : annual maintenance contract for maintenance services of central airconditioning plant skims soura (repairs, overhauling of accel make reciprocating compressor (smc-8- 100), 02 no. )
Tender For repair maintenance of ac plant at nai, janpath, new delhi (sh comprehensive maintenance of 2 nos. vertiv make 14 tr precision airconditioning unit)
Tender For comprehensive annual maintenance contract (camc) of window type and split type air conditioners, storage type water coolers, refrigerators/deep freezers and desert coolers installed in various construction offices and rest houses in delhi/new delhi area and camc of 2 x 16 hp vrf airconditioning plant installed at cao/c office complex, kashmiri gate, delhi.