BUILDING OR UPGRADING? Passive House Plus is here to make your building more sustainable
INTERNATIONAL This issue’s international selection features a developer-built passive house in Philadelphia, a big new research centre in Frankfurt, a sleek family home in Vienna, and a new low-energy factory in Canada where passive timber buildings will be prefabricated.
NEW BUILD 30
Ecological Lake District passive house generates own electricity This new home in Cumbria not only meets the passive house standard, it embraces natural and recycled materials and produces its own electricity — and achieved it all on a ‘shoestring’ budget.
Red brick Surrey home becomes an unintentional passive house The team behind this Surrey home intended to use it as a test-bed for passive house design and construction, without necessarily expecting to achieve certification. But as the house neared completion, they realised that they were within touching distance of the coveted low energy standard.
New London classroom brings passive comfort to school prefabs PassivClass, a new passive-certified modular classroom in London, aims to end the days of cold and draughty school prefabs – including a structure made from reclaimed materials.
Norfolk social housing hits passive for standard costs Twelve units in Great Yarmouth deliver low energy bills and comfort for new tenants using patented timber frame system.
Passive research centre acts as living showcase for green tech A new research centre in Northern Ireland could stake a claim as being one of the greenest buildings on these islands. Not only is it passive, it boasts a whole suite of ecological features, and aims to be at the cutting edge in the research and development of new sustainable and renewable technologies.
Artfully crafted Tyrone passive house A new Dungannon home shuns conventional passive house design and embraces the late 19th century Arts and Crafts design movement.
The builder’s view: why passive house doesn’t cost extra With this passive house in Co Kildare, father-and-son building team Pat and Paul Doran prove that meeting the strict low energy standard can be done for even less than a ‘normal’ build – to the tune of a €20,000 reduction in build costs compared to the Department of the Environment’s suggested compliance approach.
Private Enerphit homes come to London rental market Grosvenor’s upgrade of two historic properties in Belgravia brings high-end passive housing to Westminster.
Ireland’s first fully passive retrofit One 1960s home in Galway has become the first upgrade project in Ireland to achieve full passive house certification.
INSIGHT Mechanical ventilation & IAQ: What the evidence reveals As previously revealed in Passive House Plus, the evidence appears to indicate that natural ventilation systems don’t adequately ventilate our homes. But does mechanical ventilation perform any better?