Project
155 Charles Street
Mixed Use
Boston, MA | 2026
- 14K GSF
- 2 Companies
About
Passive House energy modeling and feasibility study for a proposed 12-unit mixed-use development, evaluating building envelope, windows, insulation, and mechanical systems to support Phius CORE 2024 certification.
Project Owner
Egeria Group
Is the project Net Zero Energy or Net Zero Energy Ready?
Net Zero Ready
Project Size in GSF
14K
Category of height
Mid-Rise
Number of residential units
12
How is the building all-electric for heating?
Air-source Heat Pump
Is the service hot water all-electric?
Yes
What is the primary system type for domestic hot water?
Air-source heat pump
On-site renewable energy
0%
Is the owner purchasing off-site renewable energy to offset all electricity consumption?
Unknown
Certifications related to Energy / Carbon
PHIUS
Site EUI Energy Use Intensity is the amount of energy a project uses per square foot over the course of a year. Site EUI = Annual Energy Use (kBtus) / Building(s) Area (ft²) / One Year (yr)
17.4 kBtu/sf/year
Net Site EUI
17.4 kBtu/sf/year
The EUI is
Modeled
Carbon Emissions Intensity (CEI)
0.90kg/CO2e/sf
What is the climate zone for this project?
5A Cool Humid
