Geothermal green HVAC manufacturer WaterFurnace International Inc. has started a promotion to encourage homeowners to switch to the earth-friendly equipment, and entice those who already have geothermal to upgrade.
Through Dec. 9, homeowners who decide try geothermal with the purchase a Series 7 or Series 5 heat pumps will qualify for an instant $1,000 or $500 rebate. Customers who are upgrading to the Series 5 or 7 will earn $500 to $1,000 in rebates.