Investeringskalkyl baserad på ett flerbostadshus energiprestanda

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The aim of this study is to find a method to incorporate the energy demand of a building in the investment cost estimate. The study is based on an actual apartment block. The significant energy aspects are identified, and changed to more energy efficient options. These are then simulated using the energy calculation program VIP+. The calculated energy need is used in the investment cost estimate, and the simulated alternatives are compared in regards to their economical profitability. Depending on the focus, different alternatives are the most advantageous. Since this study aims to show which alternative is the most economically profitable, the annual profit is the parameter of most importance. This means that individual measuring of heating and hot water use is the recommended change of the original house. A change of the windows to new ones with a U-value of 1,0 as well as 0,...