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Question text
Lord Vaux of Harrowden to ask Her Majesty's Government what assessment they have made of the level of Seasonal Coefficient of Performance which is achieved by air and ground source heat pumps in real-life installations compared to those stated in the Microgeneration Certification Scheme Product Directory; and what plans they have (1) to introduce a requirement that real-life performance and efficiency must be stated by manufacturers in advertising and technical literature, and (2) to ensure that purchasers and installers are able to make a realistic assessment of the likely running costs. HL14549
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