Oak Tree Passivhaus

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as PDF Oak Tree Passivhaus is the first Certified Passivhaus in Tyneside and its construction makes it unique in the region. The project is a single-family house, built beside an oak tree on a large rear garden plot in Whickham, Tyneside. The external walls and roof are built with vapour permeable materials to allow the twin timber frame to breathe.
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Oak Tree Passivhaus : Project images

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CO2 emissionsPrimary energy requirement
Energy target
PassivHaus

Energy and fuel use

Fuel use by type
Primary energy requirement
CO2 emissions
Renewables

Measured data from renewable generation is not yet available.

Fuel use

 Pre-developmentForecastMeasured
Electricity use - - -
Natural gas use- - -
Oil use- - -
LPG use- - -
Wood use- - -
Other Fuel - - -
 Pre-developmentForecastMeasured
Primary energy requirement - - -
Annual CO₂ emissions - - -
Annual space heat demand - 13.2 kWh/m².yr -

Renewable energy

Electricity generationForecastMeasured
Renewables Technology--
Other Renewables Tech--
Electricity consumed by generation --
Primary energy requirement
offset by renewable generation		--
Annual CO₂ emissions
offset by renewable generation		--

Calculation and targets

Whole house energy calculation method PHPP
Other whole house calculation method-
Energy target PassivHaus
Other energy targets-
Forecast heating load 10 W/m² demand

Airtightness

 DateResult
Pre-development air permeability test--
Final air permeability test--

Project description

StageOccupied
Start date01 September 2018
Occupation date01 September 2019
Location Gateshead Tyne & Wear  England
Build typeNew build
Building sectorPrivate Residential
Property typeDetached
Construction typeSoftwood frame
Other construction type
Party wall construction
Floor area 204.8 m²
Floor area calculation method Treated Floor Area (PHPP)
Building certification Passivhaus certified building Passivhaus certified building

Project Team

Organisation
Project lead person
Landlord or ClientJohn and Anne Rundle
ArchitectMawsonKerr Architects
Mechanical & electrical consultant Green Building Store
Energy consultant
Structural engineerJames Christopher Consulting
Quantity surveyor
Consultant
ContractorShawm

Design strategies

Planned occupancy
Space heating strategy
Water heating strategy
Fuel strategy
Renewable energy strategy
Passive Solar strategy
Space cooling strategy
Daylighting strategy
Ventilation strategy
Airtightness strategy
Strategy for minimising thermal bridges
Modelling strategy
Insulation strategy
Other relevant retrofit strategies
Contextual information

Building services

Occupancy
Space heating
Hot water
Ventilation
Controls
Cooking
Lighting
Appliances
Renewable energy generation system
Strategy for minimising thermal bridges

Building construction

Storeys
Volume -
Thermal fabric area -
Roof description I-joist timber frame, breathable sheathing board, ventilation cavity, EPDM membrane on osb deck.
Roof U-value 0.09 W/m² K
Walls description Twin Timber Frame, Isover insulation, breathable sheathing board, ventilation cavity, timber cladding or render on backer board
Walls U-value 0.12 W/m² K
Party walls description
Party walls U-value -
Floor description Concrete with PIR over, and sand cement screed
Floor U-value 0.10 W/m² K
Glazed doors description
Glazed doors U-value 0.75 W/m² K uninstalled
Opaque doors description
Opaque doors U-value - -
Windows description
Windows U-value 0.75 W/m² K -
Windows energy transmittance (G-value) -
Windows light transmittance -
Rooflights description
Rooflights light transmittance -
Rooflights U-value -