Crossway is one of the UK’s first “zero carbon” homes.It is a sculptural contemporary building creating light and uplifting spaces built from locally produced materials and incorporating various pioneering sustainable techniques and technologies.Made possible through PPS 7 paragraph 11Passive solar design100% on site renewables comprising;91% efficient MVHR system with a 4kw heat register;the UK’s first PV-T system (26m2 of a combined solar thermal & PV panel) linked to;the world’s first Heat stream PCM thermal store backed up by;an 11kw wood pellet boiler for when the sun doesn’t shineThe world’s first vacuum insulated front doors (equivalent to 500mm of polystrene)PCM thermal store board to 1st floor south facing rooms20m wide 8.5m high local hand-made clay tile timbrel vault with 300mm thick living roofRainwater harvesting and on-site waste water treatmentInsulated using recycled newspaperInternal finishes including polished crushed glass bottle flooring and recycled car tyre mattingExtensive monitoring system live-linked to Cambridge University for ongoing research into understanding low energy buildings and lifestyle.