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The purpose of this study is to suggest the ANP method as proper multi decision making process by which we can consider synthetical estimate not only evaluation factor but alternative remodeling system, when evaluate heating system remodeling of apartment housing. The result of evaluation of alternative heating systems by ANP method, after composite hierarchy process by consultation of experts experienced in deign, maintenance and construction of heating system in apartment housing, “economic” presented best choice of qualitative evaluation factor with the score 0.371 as priority, individual heating system using city gas was selected the proper type with the score 0.550 as priority.