TERM CONTRACT FOR MAINTENANCE OF TRANSFER PUMPS, BOOSTER PUMPS, SUBMERSIBLE PUMPS & REFUSE CHUTE FLUSHING SYSTEM AND RAINWATER HARVESTING SYSTEM AND IRRIGATION SYSTEM & WASHING OF RAINWATER HARVESTING TANKS FOR THE PERIOD 1 APR 2024 TO 31 MAR 2026/2027 (EMAIL ADDRESS : PM-23-002-TC@emservices.com.sg)