The Passivhaus Institute has awarded Xpelair’s innovative Mechanical Ventilation with Heat Recovery (MVHR) unit, Natural Air 180, the Passivhaus Standard, demonstrating its ability to drastically improve the energy performance and indoor air quality of a building.
If you were to step onto High Speed 2 (HS2) in the northern reaches of the UK for a trip to London, you would witness a significant change of landscape in a relatively short amount of time.
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