HVAC, Plumbing and Drainage Services HVAC Installations Ducting Ductable Units/Split Units/VRF Units Installation and Maintenance All Mechanical Installations Site survey Site Supervision Tender review & Costing Shop drawing preparations (Civil,Electrical,Mechanical,HVAC,Fire fighting etc. ) MEP & Civil quantity surveying BOQ preparation Interim bill submissions Comparison sheet preparations Variation/Claims Inspections FAT visits As built drawing preparation (Civil,Electrical,Mechanical,HVAC,Fire fighting etc. ) etc.