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- PHI window certification: previous success and new climate zones @planning:thermal_protection:windows:window_certification
- the market with high enough quality. The required thermal qualities could only be achieved by individually ... determining a window's energy balance include the thermal values for the glazing (U<sub>g</sub> and g-value) and the frame (U<sub>f</sub> and glass edge thermal bridge coefficient Ψ<sub>g</sub>) along with the ... ve House windows since early 2011 (cf. [[planning:thermal_protection:windows:window_certification:start#ref
- Types of glazing and their specific values
- ==== ===== Development of windows ===== Quality thermal protection for windows has advanced more rapidly ... (see the frost patterns in the picture). ** Poor thermal protection is associated with decreased comfort a... of insulating air between the two panes. * The thermal transmittance coefficient is reduced by the air l... ows' potential for solar gains **just matches the thermal protection level of the insulated envelope (with