Top-rated air cons in Hong Kong vary by 33% in cooling efficiency, watchdog finds

The cooling efficiency of air conditioners bearing Hong Kong’s top energy label can vary by up to 33 per cent, the consumer watchdog has found after testing 13 models. The Consumer Council on Thursday released test results for 13 models of 1.5-horsepower inverter split-type air conditioners, finding “substantial differences” in energy-saving performance among units with a Grade 1 label and calling for improved grading standards. “Apart from the Grade 1 energy label, [consumers] can also check...

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