Mechanic Street Passive House
Project Photo Gallery
Project Team
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BE Boston 23 Registrants BE Boston 24 Registrants BE Boston 25 Registrants BE Boston Past Registrants Member
Stephen is the owner of DeMetrick Housewrights in Wakefield, RI and a builder with a passion for sustainable high performance building and residential remodeling. He is a certified passive house contractor bringing his decades of experience to bring high performance building to Rhode Island.
Other Team Members
Steve Baczek, Architect
Ratings, Awards and Recognition
When the Hevenor family approached Steve DeMetrick of DeMetrick Housewrights about building their new home in Wakefield, Rhode Island, they already knew that they wanted a Passive House. This young family of four had purchased an infill lot close to the bike path, easily walkable to the grocery store and the local elementary school. They were looking to build an affordable new home, and liked the predictability that comes with building a Passive House—in many ways eliminating many of the big decisions that come with designing and building any new home.
Steve DeMetrick and architect Steve Baczek worked with the clients to design and build a simple three-bedroom, two-bath home which was builder- and supplier-friendly, using conventional and easily-available building materials. The builder-architect team worked closely with the clients from the beginning as an integrated team, and everyone on the project was committed to the goals of affordability and replicability.
The building features Schuco triple-paned windows and a finished concrete floor (beneath which lies six inches of foam with an insulating R-value of 26). Double-stud walls provide room for 12 inches of thermal insulation (totaling R-55). Blown-in cellulose insulation in the roof is calculated at R-92. By keeping the building’s shape simple, the team was able to complete the project for a total construction cost of $300,420, or $163.00 a square foot. As the first PHIUS-certified Passive House in Rhode Island, this project sets the standard for helping to bring Passive House into the mainstream.
Quick Facts
General
Location | Wakefield, Rhode Island |
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Building Type | Single family residence |
Project Type | Zero Energy Ready / Near Zero Energy |
Basis of Performance Claim | Verified, Zero Energy Program |
Bedrooms | 3 |
Bathrooms | 2.5 |
Conditioned Floor Area | 1,804 sq ft |
Energy Summary
Energy Data Type | Verified, Zero Energy Program |
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Renewable Energy System Type(s) | |
Ratings |
PHIUS +, Energy Star Tier 3, DOE Zero Energy Ready Home |
HERS Index | 32 |
Net electricity usage (purchased) | 5,523 kWh/year |
Envelope and Mechanicals
Subslab assembly |
Exposed concrete slab with 6" EPS. |
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Above grade wall assembly |
Double Stud wall. 2x6 outer, 3" gap, 2x4 inner. 4" closed cell foam Lapolla Foam Lok 2000-4g, 8" blown in fiberglass. |
Door Assembly |
Schuco |
Air Changes per hour, ACH50 | 0.02 ACH50 |