CASE STUDY COMPLETE HVAC OVERHAUL / REFURBISHMENT Replacement and installation of Trend BMS System. Our brief was to upgrade the inoperable existing BMS system to control all of the services we were appointed to refurbish. Water Chillers. The original chillers were installed within the basement and poorly designed from day one, given heat rejection was limited. The original chillers were disconnected and two new Daikin chillers installed within the car park area and piped accordingly. Changeover was carried out over a bank holiday weekend with no downtime. Internal fan coils. We undertook refurbishment of 200 internal 4 pipe fan coils. Refurbishment included cleaning coils, valve and actuator replacement, back ushing, replacing fan motors and BMS outstation upgrade. All refurbishment was

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