Paragraph 79
Near-Passivhaus
Paragraph 79
Near-Passivhaus
Warrington, Cheshire
Approved under Paragraph 84 of the National Planning Policy Framework (NPPF) – a policy that allows for truly exceptional homes in isolated rural locations. Shortlisted for RIBA North West Awards 2026
https://studiobark.co.uk/projects/orchard-house
https://www.riba.org/news/ten-projects-shortlisted-for-riba-north-west-awards-2026/
Architects:
Studio Bark
Structural Engineers:
Structure Workshop
Building Materials
Includes a comprehensive list of materials and technologies:
English larch cladding
English sweet chestnut sliding shutters to all windows
Sedum green roof
Solar PV
Air source heat pump
Concrete trombe wall for thermal mass & heat retention
Insulated raft foundation incorporating UFH
I-Joist walls with Warmcel recycled cellulose & wood fibre insulation
Partel and Proclima air tightness tapes and membranes
Glulam beams and portal frame
Passivhaus windows and doors from 21 Degrees
Curtain wall
Ventilation via push pull extract fans with heat recovery
Light wells
Roof lights
