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- Are Passive Houses cost-effective?
- ery of 92%** should be installed. The concept for air distribution has been redesigned (see __**Fig. 3 ... pact unit can provide heat directly to the supply air; an extra heating element would be needed only in... e Passive House. Instead, there is always **fresh air and less indoor air pollution in the house**.\\ \\ As Robert Hastings stated at the 8th International