Sten kardia tes Kallitheas, se ena pronomiako semeio, demioyrgesame sygchrones katoikies energeiakes klases A+ kai minimal aisthetikes. Prokeitai gia ena monadiko ergo apoteloymeno apo dyo ktiria polykatoikion, 7 orophon me diampere diamerismata kai megala anoigmata poy epitrepoyn sto physiko phos na eiselthei sto esoteriko toys.Exoplizetai me photoboltaika, proothontas te biosime energeia kai meionontas ten energeiake katanalose. Sten kyria opse kyriarchoyn geometrikes kai kathares grammes, eno e symmetria kai isorropia toys prosdidoyn mia armonike empeiria katoikeses. Echete ten dynatoteta na schediasete ten koyzina kai ta loytra me base to prosopiko sas goysto alla kai na epilexete ta ylika analoga me tis anagkes kai tis protimeseis sas. E exoterike opse toy kterioy einai schediasmene me tetoio tropo oste na demioyrgoyntai megala anoigmata pros oles tis kateythynseis kai na eynooyn te diamperoteta kai to physiko photismo se kathe diamerisma. E egkatastase photoboltaikon, e egkatastase thermoprosopses 10cm se olo to exoteriko kelyphos toy kterioy, ta energeiaka koyphomata aloyminioy kathos kai oi antlies psexes thermanses diasphalizoyn oikonomia sten energeiake katanalose alla kai meiose toy periballontikoy apotypomatos.