Specialists in Passivhaus and Low Carbon Design

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Specialists in Passivhaus

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phi Low Carbon

Consultancy

Established 2020

phi Architects sister company phi Low Carbon offers Passivhaus, operational energy and embodied carbon consultancy services to developers, contractors and other architects.

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Latest Projects

Family dwelling Passivhaus Certified

Family dwelling Passivhaus Certified

Passivhaus, Residential

The Chapel, New Mills

The Chapel, New Mills

Residential

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phi Architects

Established 2011

Phi Architects reflects their design philosophy with ‘smart’ architecture, sustainable and environmentally responsible design, combined with the application of Phi Φ, the golden section, to create beautiful proportions in design. Phi Architects is committed to cost efficient design and construction culminating in highly energy efficient solutions.

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Latest News

The Laurels is shortlisted for the RIBA Yorkshire Award 2026

We are very pleased that The Laurels Passivhaus is one of 7  shortlisted projects for the RIBA Yorkshire Award 2026. We are looking forward to showing the jury around in early March. Many thanks to our clients and the project team including Byram Construction, Sawyer Consulting Engineers, Build a...
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Stafford Road- planning submitted

We have just submitted a planning application for this rear and side extension to an Edwardian house on Stafford Road, Manchester.  The proposed extension with is standing seam zinc roof and cladding contrast with the brick of the existing dwelling and is separated by a glazed slot.   
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Passivhaus Certification achieved

We have obtained a great final air test result. The contractor, Byram Construction, had not built a Passivhaus before, but the timber frame construction built off-site ensured a factory-controlled build quality with the panels and floor cassettes rapidly craned into place on site with pre-fitted...
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