Elementary School „Sveti Sava“ Bileća

Elementary School „Sveti Sava“ Bileća

The intended use of the facility is a public educational institution – elementary school.

The school facility is of a free-standing, permanent type, solid construction with number of storeys GF+1 covering net floor area of 2,128.00 m2.

It was built in 1978.

The facility is of indented shape in its foundations and it consists from a few parts of rectangular shape.

There is a gymnasium within the facility. The total number of users on annual level is 437.

Before implementation of energy efficient measures, average indoor temperature in the facility was around 17.5°C, whereas after performed retrofits, indoor temperature has reached the projected 20°C.

The following energy efficiency measures have been implemented within the facility of Elementary School “Sveti Sava” in Bileća:

Implemented energy efficiency measures

  • external walls thermal insulation
  • replacement of external windows and doors
  •  thermal insulation of flat and pitched roof of the facility/replacement of roof cover
  • lighting system renewal
  • heating system retrofitting (installation of thermostatic valves, heat pumps, installation of new woodchip-fuelled boiler and other)


  • reduction of energy consumption
  • reduction of CO2 emissions
  • reduction of energy overhead costs
  • increase of comfort indoors
  • raising awareness on importance of energy efficiency

The total energy savings expected on annual level are around 65%.