The featured home is a spacious 1208 square feet. It’s super-insulated and net-zero and includes the following features:
Thermal Envelope
- 12″ thick double 2×4 wall with dense-pack cellulose R-45
- 24″ deep roof truss with vent channel and dense-pack cellulose R-80
- concrete slab on foam insulation R-20
- blower door tested to airtightness 0.02 cfm50/sf shell (0.38 ACH@50Pa)


Mechanicals
- PV solar panels sized to offset a year’s energy use
- all-electric and fossil-fuel free
- ductless air-source heat pump (mini-split)
- ductless heat recovery ventilator (Lunos HRV)
- super-insulated Marathon hot water heater
- Water-Sense rated plumbing fixtures
- radon mitigation system
- dark-sky friendly exterior lighting

Interior
- 1048 sf interior area, adaptable for barrier-free living
- master bedroom with en suite bathroom, curb-less tiled shower
- second bedroom with adjacent bathroom, curb-less tiled shower
- streamlined kitchen with generous base cabinets and long countertop
- spacious living-dining room with 12-foot-wide patio door
- vaulted ceilings
- locally milled rough-sawn loft
- custom built-in wardrobes and benches





Exterior
- breezeway or screened porch
- semi-attached 2-car garage
- standing seam concealed fastener steel roof
- natural finish wood siding
- cement board siding
- arbor/pergola shade structure
- Marvin fiberglass windows R-3.7

Landscape
- native stone retaining wall
- vegetable garden
- windbreak and shade trees
- prairie garden
- in-ground gutters with option for rain collection
exterior photos by Eric Wallner
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