Exterior Wall Insulation: $350 (single family), $150 (multifamily)
Windows: $2.50/sq. ft.
Gas Furnace: $200 - $400
Gas Storage Water Heater: $50-$100
Gas Condensing Water Heater: $350
Gas Boiler: $400 -$600
Tankless Gas Water Heater: $350
Single Family Homes (New Construction): $50 - $500
Multifamily Homes (New Construction): $50 - $300/unit
Questar Gas provides incentives for home builders to construct energy efficient homes. Rebates are provided for energy efficient gas equipment. Builders can also receive whole house rebates for building Energy Star homes (certified by an eligible home rater) and High Performance homes (that exceed the 2009 IECC standards). All equipment and construction requirements must be met in order to participate. The program application, builder participation agreement, and more details about incentive amounts and efficiency requirements are located on the program web site.
Equipment must meet the program's stated efficiency levels to be eligible for the rebate
High Performance Homes: Exceed the 2006 International Energy Conservation Code (IECC) by at least 50%.
Gas Storage Water Heater: Must be Energy Star, EF 0.62 or higher (minimum 40 gallons, 75,000 Btu/hr or less)
Tankless Gas Water Heater: Must be Energy Star, EF 0.82 or higher
Clothes Washer: Must be Energy Star; MEF 1.8; must use gas water heat
Clothes Dryer: Moisture Sensor must be included
Gas Furnace: AFUE 90% or higher
Gas Boilers: AFUE 95% or higher