Buildings Guide

Masters Residence Doon School

Low-Energy Building
Year 2009
Municipality Dehradun
Location Dehradun, India | OSM
State Uttarakhand
Area (TFA) 190 m2
Dwellings None
Cost None EUR/m2
Consumption 30.2 kWh/m2/year (primary energy)
Specific Primary Energy Demand in KWh/m2a

Masters residence, Doon school is a residential complex located in Pune which falls under the temperate climatic zone (as per bigEE Classification). Total built up area of the project is 190.15 m2. The building was constructed in 2009. The building is certified under GRIHA rating system and is a 4 star GRIHA certified building. The building is non air conditioned and the design approach of the building emphasizes on providing natural ventilation, day lighting, passive design features etc. The architect of the building is Grup. Ism.P, Ltd.

Overall performance

The actual energy performance index of the Master’s residence building is 30.15 kWh/m2/yr, based on the measured energy consumption of the building. Various measures are taken to improve the overall performance of the building, which are

  • Moderating microclimate around the house by adopting appropriate ventilation design.
  • Fenestration and circulation design facilitates ample natural ventilation in the interiors.
  • About 98% of the area is day lit.
  • All fans and geysers installed in the building are BEE 5 star rated equipment.

Cost and effectiveness


Grup. Ism P.Ltd

Construction company
The Energy and Resources Institute

Building basics

Year of completion 2009
Number of units None
Number of occupants None people
Elevation 435 m

Building areas


Grup. Ism P.Ltd
Construction company
The Energy and Resources Institute

Special features

  • Almost 60% of the total open area on site is soft paved and/or shaded under tress.
  • No trees were cut during construction of the residences. 
  • Use of low flow fixtures reduces the landscape water demand considerably.
  • Dense cover of native tress reduces the landscape water requirement.
  • Organic kitchen waste is converted into compost through vermicomposting.
  • All ordinary Portland cement in the project was replaced by Pozzolona Portland Cement
  • Use of low VOC and lead free paint helps in maintaining good indoor quality
  • Over 70% of the interior finishes are low energy like kota stone, plywood etc.

The building envelope comprises of heavy weight construction. The external wall of building has U factor of 0.220 W/m2K. The external wall consists of 12 cm brick cladding, 23 cm brick wall, 8 cm extruded polystyrene, and 12 cm brick work. The upper ceiling envelope consists of 10 cm brick, 13 cm RCC slab and has a U value of 2.340 W/m2k
Windows are double-glazed units with gas filling (SHGC 0.25) and an aluminium frame. Total window area inclusive of the frame is 105.9 m2.

Type of construction Middle
Shading Recessed windows and horizontal overhangs

External walls
U-value 0.220 W/m2K
Total thickness 0.55 cm
Total area m2
Material Thickness Thermal conductivity λ
Brick cladding 0.12 cm None W/mK
Brick wall 0.23 cm None W/mK
Extruded polystyrene 0.08 cm None W/mK
Brick work 0.12 cm None W/mK
(From outside to inside)


U-value window None W/m2K
Total area 106 m2
Glass infill
Solar heat gain coefficient 0.25
U-value glass None W/m2K
U-value window frame None W/m2K

Passive strategies

The building has been designed for natural ventilation, with proper arrangement of windows to enhance cross ventilation in the building. There is no central cooling/heating system installed in the building. Most of the building areas are naturally ventilated.

Additional information

With hall most 60% of the total area on site soft paved, each residence is provided with an organic kitchen garden. Basic amenities like grocery shop, hospital, are located in the vicinity of the site. At the campus level, dedicated resting areas and toilets are provided for service staff.

There is no central heating or cooling system installed in the building. Most of the spaces of the building are designed for natural ventilation.

Indoor design temperature summer 28 °C
Indoor design temperature winter 22 °C

Heating system

There is no heating system installed in the building.

Cooling system

The packaged air conditioning system comprising of cassette and split AC’s has been installed in the building. The ACs installed in the building are BEE 4 or 5 star rated.

Hot water system

No hot water system has been installed in the building.

Ventilation system

The building spaces are designed for natural ventilation with ceiling fans and manual operation of windows.

Energy efficient lighting and appliances

Energy efficient lighting has been used such as LED for outdoors and tubular fluorescent lights for interiors have been installed. Interior lighting power density of the project is 2.29 W/m2. All air conditioners installed in the building are BEE 4 or 5 star rated.

The energy consumption from the building is from grid connected power. Due to thick envelope construction with selecting proper U value the thermal load of the building has reduced considerably. All appliances installed in the buildings are energy efficient lighting systems and energy efficient air conditioners and hence the operating demand of the building has also reduced considerably. Building consumes approximately 5,728 kWh of electricity from grid annually.

Primary energy consumption 5728.00 kWh/year
Primary energy consumption (ref. building) 16518.00 kWh/year
Specific primary energy consumption 30.15 kWh/m2/year
Specific primary energy consumption (ref. building) 86.94 kWh/m2/year
Differentiated specific primary energy demand and production

Accumulated specific primary energy demand and production

The cost data for this building is unavailable.

Investment cost

Absolute building investment costs

Specific building investment cost

Annual Costs

Absolute annual costs
Specific annual cost


Local Currency INR

Energy prices

Electricity 0.1150 EUR/kWh

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