The elderly are weak and have the characteristics of being afraid of cold and heat. Shenyang itself is in a cold region, so the indoor temperature adjustment of community pension service center should be well controlled. Abandoned boiler houses belong to industrial buildings, and some of them have no other adjustment methods except necessary heating in winter, and some of them can't even meet the minimum temperature requirement for heating in winter. For such an existing building to be converted into a community aged care service center, the adjustment of indoor temperature can not meet the relevant provisions of the architectural design standards for elderly care facilities. Therefore, in the reconstruction process, the optimization of indoor physical environment is also one of the important reconstruction contents.