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- Types of glazing and their specific values
- g with two low-e layers: optimum quality for new construction and for modernisation ==== The breakthrough for energy efficient construction in Germany was triple glazing using two low-e-lay
- PHI window certification: previous success and new climate zones @planning:thermal_protection:windows:window_certification
- improving standard windows, at times right on the construction site. To improve the situation, the Passive House