Tag Archives : water conservation


Water Conservation – sea water flushing

For more than 50 years seawater has been used for toilet and urinal flushing in Hong Kong, saving significantly quantity of fresh water. If you are near the coast, the process is straightforward, sea water is filtered, treated and then pumped to purpose built service reservoirs ready for use in residual and commercial buildings. Eighty percent of Hong Kong [...]

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water conservation

Malaysia’s Rainwater Harvesting Code

It has always been difficult to predict how and when the purely voluntary green building rating systems will become part of the building code requirements, not so for Malaysia, where the local newspaper reports today that all new buildings (new bungalows, semi-detached homes, government buildings) must have rainwater harvesting systems to gain building approval. In [...]


Precious water

Buildings demand a significant use of our finite resources including fuel for energy usage, water consumption, and cause atmospheric and environmental impacts from waste. Our pace of consumption cannot be maintained if some natural resources are to be spared, we need to build smarter, its crucial for our sustainability if tomorrow’s child is to be [...]

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Replacing blocked and damaged fill in cooling tower

Water charge increase threatened – China

China is once again suffering with problems in the Water sector, although plentiful in some areas, other areas suffer drought conditions.  Here in Hong Kong it’s relativity cold now, barely 10 deg C outside, as our thoughts turn to hot humid summers, the cost of operating cooling towers and providing domestic water services could escalate [...]


Energy and water conservation pilot test?

Here is a photograph I took yesterday in Jardin House (Central, Hong Kong) this hand basin tap was obviously intended to save energy and water, in reality does neither. You will note that this particular model has the flat faced user sensor located very near the base of the stem, and that its downfall. When [...]

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