passive house

We’ve had a timber frame/brick skin extension built. We got triple glazed aluminium units as there’s a high proportion of glass to m2. My builder is planning on simply screwing them to the frame and foaming. I’m reading about fire rated cavity closers and insulation tape. Methods to prevent...

Hi Everyone, Lay (French) man in England here. Im working on a house extension that I would like to be as energy efficient as possible/something as close to a passive house as possible. 2 leaves with 150 cavity, solid concrete slab floor, warm roof. Now, when it comes to blocks, here's the...