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Are Passive Houses cost-effective?

26 Hits, Last modified: 3 years ago

others claim that a profit of over "200,000 Euro" can be made with a single-family Passive House. Anti... he roof will have to met some 0.12 W/(m²K), which can be achieved in a lot of different ways and what w... floor areas result. Since the value of such areas can be set to be high or low and this has very little... orresponding to n₅₀=0.4 h^-1 can be achieved** with this approach. There are no ex

Economy and financing of efficiency: new buildings, renovation and step by step retrofit

14 Hits, Last modified: 6 years ago

y of buildings implies that short payback periods cannot be expected; they are not good indicators sinc... theory, economic activities aim at profits which can only be valuated in comparison with alternatives.... s (classification: risk; a subjective assessment can involve non-economic factors too). In a perfect c... ion period and the discount rate, residual values can easily be up to 30% or more of the original inves

Superior thermal protection is affordable

7 Hits, Last modified: 6 years ago

mponents are assembled, **additional insulation** can be applied **without incurring extra costs** for ... requirements. Again, thermal insulation measures can be combined with the maintenance measures which a... have changed fundamentally; for example, a significantly higher average energy price must be assumed to... rice for each kilowatt hour (kWh) of energy saved can be determined in this way. For all individual mea

Cost-effectiveness analysis

5 Hits, Last modified: 6 years ago

rities tended to agree that what may not be, that cannot be. High energy prices are not exactly a stimu... ks in Iraq - //is this just a "current problem"? –can anyone guarantee safety in the future? // * In... his will be the main driving force.// * 4 hurricanes within 6 weeks (in 2004)-// at the moment this ... ent problem; in 2005 there were more than 25 hurricanes; in 2006, before reaching the American mainland