N5 Journey Beyond Net Zero


Site Description

Water Conservation, Energy Efficiency, Indoor Air Quality, Materials Efficiency, Design Innovation, Solar Power, Urban Farming, Advanced Building Envelope, Electric Vehicle

This cozy 1908 home with 180 degree views produces all the energy that it consumes and has over 60 sustainable features to explore including:

  • Four photovoltaic systems totaling 8.8 kW, including emergency power
  • 2.1 kW Solar water heating system (now 28 years old)
  • Data, data, data from 12 channels monitoring energy production & consumption
  • Radiant heating (in-floor, in-wall, & cast-iron)
  • Heat pump water heater for space heating & heat recovery ventilation (cost = 0$)
  • Walls – R-30, R-34, R40, with no thermal bridging
  • Attic – R-57+, keeps the summer heat out, too
  • Reclaimed Low-E windows
  • Passive solar heating
  • Extensive air-sealing; no hot and cold spots
  • High-efficiency refrigerator & washer/dryer
  • Shower drain heat recovery
  • Massive use of reclaimed materials
  • LED & CFL lighting (on & off grid)
  • Two EV charging stations (6 kW & 10 kW)
  • 1,000 gallon pressurized rainwater system
  • Chicken coop and edible garden

Come and see how they did it; owners Pam and Jeremy will be on site to show you around and answer questions.