Our 7 certified systems
Optima
The best price and quality ratio.
More about Optima
Hybrid
The best value for money with KLH.
More about Hybrid
Eko +
Excellent energy savings with the selected natural materials.
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Optima +
Excellent price and quality ratio with the emphasis on additional energy savings.
More about Optima +
Termonatur
A combination of selected materials offering excellent insulation.
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Termo +
Exceptional insulation with an additional installation plane.
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Passiv
The golden class of exceptional energy efficiency.
More about Passiv
Comparison table of construction systems:
Thermal transmittance factor (W/m2K)
Thickness of exterior wall (mm)
Thickness of insulation in walls (mm)
Fire resistance (min)
Sound insulation (dB)
Wall heat transfer (W/m2K)
Thickness of insulation in roof (mm)
Optima
0,17 (W/m2K)
287 (mm)
240 (mm)
90 (min)
44 (dB)
0,18 (W/m2K)
220 (mm)
Hybrid
0,17 (W/m2K)
287 (mm)
240 (mm)
90 (min)
44 (dB)
0,18 (W/m2K)
220 (mm)
Eko +
0,16 (W/m2K)
347 (mm)
300 (mm)
90 (min)
44 (dB)
0,13 (W/m2K)
320 (mm)
Optima +
0,14 (W/m2K)
347 (mm)
300 (mm)
90 (min)
45 (dB)
0,14 (W/m2K)
280 (mm)
Termonatur
0,12 (W/m2K)
412 (mm)
360 (mm)
90 (min)
46 (dB)
0,12 (W/m2K)
320 (mm)
Termo +
0,11 (W/m2K)
412 (mm)
360 (mm)
90 (min)
46 (dB)
0,12 (W/m2K)
320 (mm)
Passiv
0,09 (W/m2K)
452 (mm)
400 (mm)
90 (min)
46 (dB)
0,09 (W/m2K)
420 (mm)
Jelovica windows and doors
The line of JELOVICA wooden and wood/alu windows offers a large selection of various types of wood and colour combinations, so we can fully adapt the look of the window casement to our customers’ wishes.
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