The electric energy consumed by the average household varies considerably according to the appliances installed. 

• Electric water heaters and electric clothes dryers are very heavy users (1 to 3 kW)
• Air conditioners are moderate users (1 to 2 kW). 
• TVs, lights, and computers are light users (0.05 to 0.2 kW). 
• Household power consumption typically runs between 20 and 50 kWh per day. 
• Household heat (gas) consumption typically runs between 30,000 and 50,000 BTUs per day. 
• Gas water heaters and dryers use much less energy than electric water heaters and dryers, simply due to their efficiency of energy conversion to heat.   

3 Bedroom 1800 Sq. Ft Home: Gas water heater, gas dryer, and central air conditioning, average usage

• 2880 Watt Grid-Tie SolarCombo® system with 14.4 kWhr battery backup
  
• Solar electric generation per day – 17.28 kWhr
  
• Solar heat generation per day – 36 kBTU
  
• System cost - $27,886.62
  
• Average daily electric consumption before Solar installation – 16.8 kWhr
  
• Average daily electric consumption after Solar installation – 1.7 kWhr

The SolarComb® installation shown here uses twenty patented SolarCombo® to bring both electricity and hot water to this residential home located in Buena Park, California.