MOEI & Fans, RMO Pump set at Patiala House Court, New Delhi., SH: Replacement of damaged copper pipe and topping up for refrigerant in existing Blue Star make VRF/ VRV type AC at Main Building at Patiala House Court, New Delhi. Replacement of damaged copper pipe and topping up for refrigerant in existing Blue Star make VRF/ VRV type AC at Main Building at Patiala House Court