Энергоэффективные ограждающие конструкции_EN
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Only Good Quality during the Construction Process Guarantees Good Results!
Source: Hasit
Source: StoCretec
Thermal
Insulation
QT |
QT |
-15°C |
20°C |
-15°C |
20°C |
0°C
Adhesive
Wall 
Seite 21
Heat Bridges
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very bad, |
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heat bridges can lead to |
better |
optimised solution |
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condensation and mould |
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Seite 22
Example: connection wall floor
conventional solution
improved solution
Seite 23
Reduce Heat Bridges!
Standard |
Frame covered |
Frame shifted into |
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by insulation |
insulation layer |
Ψ = 0,55 W/(mK) |
Ψ = 0,12 W/(mK) |
Ψ = 0,03 W/(mK) |
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Seite 24
Heat bridges lead to condensation and mould
Seite 25
Air Tight Building Envelope
Seite 26
Which materials are air tight?
air tight:
•plaster
•concrete
•steam brake / plastic
•wood
•glazing / window frames
not air tight:
•thermal insulation
•foam insulation
•brick wall
Seite 27
Example for damaged steam brake
Seite 28
Quality Control during Design, Construction and Commissioning
concept |
design |
comissioning |
construction |
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Seite 29
Blower Door Test
n50 limit defined by German standard DIN 4108
pressure difference: 50 Pa
leakage
ventilator
Seite 30