And Install Solar Panels: Buy

Review your utility bills to find your average daily kilowatt-hour (kWh) usage. A typical U.S. household uses about 29 kWh per day.

Daily kWh÷Peak Sun Hours=System Size (kW)Daily kWh divided by Peak Sun Hours equals System Size (kW) Most homes require a system between . buy and install solar panels

Identify how many "peak sun hours" your location receives daily. For example, the Southwest U.S. gets more than the Northeast. Estimate System Size: Use this basic formula: Review your utility bills to find your average