This tender invites qualified contractors to provide repair and maintenance services for air-conditioning units at SSGC LPG Limited Karachi office. The contract includes preventive and corrective maintenance to ensure efficient operation. The scope covers routine inspection, cleaning, tightening, lubrication, refrigerant checks, and emergency repairs for various AC units including split, floor-standing, water dispensers, and refrigerators. The contract duration is one year with quarterly maintenance reports and compliance with safety and PPRA regulations. Bidders must submit sealed proposals with a fixed bid bond of Rs 45,000.