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EMSD
RETRO-COMMISSIONING

RETRO-COMMISSIONING

Introduction

Benefit from effect of the Buildings Energy Efficiency Ordinance, the design and installation of building services installation of buildings built in recent years had already fulfilled certain energy performance requirements. However, building services installations in new buildings completed with test and commission before operation, may not perform as expected after extended use, due to various reasons including deviation between design and actual operation, change of usage, behavioral change of occupants, etc. With high building density in Hong Kong, China, Retro-commissioning can help to identify energy saving potential from large amount of buildings.

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