Windows energy efficiency calculator
Windows energy efficiency just one step away
To calculate characteristics of the window, select a profile and a profile system, as well as double-glazed window. Its energy efficiency is also influenced by the size and type of windows.
Select a city
Profile and glazing
The calculation results show economy of heat, electricity or gas. They also represent your contribution to energy independence.
Along with above-mentioned, total insulation of the window is defined, i.e. the level of the street noise absorbed by the closed window.