This was a tiny, 1940’s cape-style house that was stripped down to the framing and completely re-built with an addition to one side. At 1,800sf, the now three-bedroom house has been transformed into a comfortable and completely updated new home for the empty-nest homeowners.
Cottage Expansion & Update
Special Features
- Open-plan layout
- Master suite with cathedral ceiling
- Raised deck off of master suite
- Gas fireplace in Great Room
- Custom kitchen cabinetry
Green Building Approaches
- Existing exterior walls were framed with 2×4’s at 16” spacing. These were cross-strapped with 2×3’s at 24” spacing to eliminate thermal bridging, then insulated with 4.5” of 2lb SPF (R-30).
- New exterior walls were framed with 2×6’s at 24” spacing, then cross-strapped with 2×3’s at 24” spacing to eliminate thermal bridging, and then insulated with 7” of 0.8lb SPF (R-31).
- Existing 2×6 roof rafters were insulated with 6” of 0.8lb SPF. Then ventilated roof panels with 4” of polyiso foam board were laid over the existing roof sheathing (Assembly: R-51).
- New roof areas were framed with 2×12’s at 16” spacing and then cross-strapped with 2×3’s at 24” spacing and insulated with 13” of 0.8lb SPF (R-58)
- Garage ceiling was framed with 12” I-joists at 16” spacing and insulated with 12” of 0.8lb SPF (R-53)
- Double-glazed Energy Star windows with u-values of 0.30
- Fiber cement clapboard siding installed over ¾” drainage plane
- Propane-fired, condensing furnace used for space heating
- Condensing, propane, tankless water heater
- Energy recovery ventilation