Where Are My Efficiency Savings?

Achieving efficiency gains associated with residential heating, ventilating and air conditioning (HVAC) upgrades is frustratingly variable. Too often, equipment with published efficiency ratings in excess of 95% struggle to achieve actual performance numbers in the mid 80% range.

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via The Energy Collective – The world’s best thinkers on energy & climate http://ift.tt/1HO2c3G

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