5.4 kWh solar panels provide all energy necessary to run our all electric house resulting in no heating or electric bills, plus income of about $1,200 annually in SRECs.
or more of electricity
or more of hot water
or more of space heating
or more of air conditioning
- Don Mallinson
- 746 Carriage Shop Rd, E Falmouth, MA 02536
- 1,350 sq ft
- Energy need met:
- 100% or more of electricity
- 100% or more of hot water
- 100% or more of space heating
- 100% or more of air conditioning
- Zero net energy
- Solar PV
- Size of System:
- 5.4 kW
- To generate electricity
- To heat hot water
- For space heating
- For air-conditioning
- Gross Cost of System:
- Value of Rebates:
- Value of Tax Credits:
- Net Cost of System:
- Annual Savings:
- Annual Revenue:
- Own or Lease:
- Cash Purchase
- Additional Financial Notes:
- SREC value is market driven and may vary quarter to quarter.
Professionals & Suppliers
- Steibel Eltron
- Mitsubishi Electric
- Mitubishi (Mr Slim) mini-split heating/cooling system
- Venmar HRV 1.5 series heat recovery ventilator
- Stiebel Eltron tankless water heater
What You Need to Know
Each of the 24 solar panels has its own micro DC/AC inverter rather than one large system inverter so any shading affects that panel and not entire system.
Pays my electric bill, pays my daughter's electric bill and generates SRECs.
None during first 18 months so far.
Efficiency or Sustainability Improvements:
R-30 slab floor, R-45 cellulose walls, R-90 ceiling. Emphasis on air tight construction. Triple pane fixed, awning or casement windows. Rain screen. HRV ventilation.
Needed to do more for the environment than simply change light bulbs.
There is gold in those sunbeams. Go for it!
Experience with Installer:
I arranged for the PV installer and windows. The contractor hired all the necessary subs. The building permit was issued in late Sept. 2011 and the occupancy permit issued six months later.
The lost is wooded 1/3 acre. There are no impermeable surfaces.
Open House Info:
Will participate in 2014 Green Buildings Open House.
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