Transformations---21 Laurel Street, Northampton, MA
Project Photo Gallery
Project Team
Other Team Members
Transformations, Inc. was the Builder and the Solar Installer.
#21 Laurel Street is one of four homes built by Transformations in the Southern part of the Village Hill community development by MassDevelopment. When the 2015 homes are summarized, #21 Laurel Street will likely be one of the most efficient single family homes built in Massachusetts, based on the HERS Index of -14. This Greek Revival design has been a popular model.
Quick Facts
General
| Location | Northampton, Massachusetts |
|---|---|
| Building Type | Singe family residence |
| Project Type | Zero Energy |
| Basis of Performance Claim | Modeled |
| Bedrooms | 3 |
| Bathrooms | 2.5 |
| Conditioned Floor Area | 1,721 sq ft |
| Total Cost of Project | $390,365 |
Energy Summary
| Energy Data Type | Modeled |
|---|---|
| Renewable Energy System Type(s) | |
| Ratings | |
| HERS Index | -14 |
Envelope and Mechanicals
| Subslab assembly |
2" of rigid under the basement slab. |
|---|---|
| Foundation wall assembly |
3" of high density foam. |
| Above grade wall assembly |
12" of double studded wall mostly filled with medium density foam. |
| Air Changes per hour, ACH50 | 1.35 ACH50 |