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Very Low Energy Houses

Houses with very low energy demand can be readily constructed today, reducing the need for heating energy by up to a factor 10 compared to the European average home. Over 10,000 such project have already been realised. There are very few single solutions that offer such a massive potential for contributing to energy sustainability, while producing significant social and economic side benefits.

But many challenges remain to realise this potential, in particular:

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Eight US utility companies call for tougher transformer efficiency standards

Distribution transformers in the USA currently conform to the energy efficiency standard NEMA TP-1. This is a voluntary industry standard, set by the National Electrical Manufacturers Association (NEMA).

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