Designing a high performing thermal envelope is only the first step toward the creation of a high performing building. The second step, addressing the interior, opens the door to numerous solutions including maximizing energy performance through the selection of thermal mass...
Findings indicate that high thermal mass buildings with inadequate insulation can lead to lower thermal comfort levels, particularly as they fail to retain heat adequately in colder seasons. What impact does solar access have on thermal mass efficacy?add.
A building envelope plays a pivotal role in areas where the greatest heat and energy loss often occur. Investment for the passive design aspect of building envelopes is essential to address CO2 emission.

Custom window design: We designed windows specifically for high-rise use, with 1.8mm thick aluminum profiles and reinforced corner joints. Factory manufacturing: All thermal break aluminum windows were produced in our facility, with strict quality checks at every stage.
As for thermal mass building walls compared with thermal mass floors on upper building levels, the economics depend on what finishes are chosen, and on whether the thermal mass wall is on the building exterior where it needs to be insulated.

Such details provide a deeper understanding and appreciation for High-Rise Residential Building Thermal Mass Design.
I am contemplating building a house in a heating climate (NY state, 4800 HDD), and would like to increase the thermal mass at low cost while minimizing interior design constraints and space limitations.