The owner has Asthma and finds the air quality very good thanks to the efficient Heat Recovery Ventilator, airtight construction, and the Ground Source Heat Pump. R-2000 insulation, insulated concrete forms, and advanced framing allow for more insulation (R-30 value). The home is certified R-2000 and the owner claims the extra costs paid for themselves in 6-7 years and has achieved an Energuide rating of 86. The 16-year-old heat pump was recently replaced. The new heat pump cost $13000 and he should receive $3250 in grants from Efficiency New Brunswick and the former Federal ecoENERGY program. Their power bills are never over $300 a month, including home, domestic water, pool heating and all appliances. They are considering installing a solar hot water heater to cut down on power bills and reduce emissions.