AC gas filling (or refrigerant recharge) involves restoring the refrigerant in your air conditioner—key to cooling efficiency. Components typically include: Inspection & Diagnosis: Technicians check refrigerant levels and detect any leaks. Leak Repair (if needed): Leaks are sealed—essential to prevent recurring issues. Gas Refill: The correct refrigerant type (like R-22, R-41... http://www.noidaallacrepair.com/ac-service-in-noida/