DelawareRebate Program
Energize Delaware - Home Performance with ENERGY STAR
You getHome Energy Assessment: $50co-pay (capped at $400) Home Energy Assessment (Income-Qualified): $25 co-pay (capped at $450) Weatherization Measures Air Sealing: up to $900 to $2,000 Duct Sealing: up to $550 to $1,100 Attic Insulation: up to $900 to $1,400 Wall Insulation (min 50% of walls): $2,000 to $2,600 Insulated Siding/Sheathing (min 50% of walls): $1,800 to $2,400. See web page for other qualifying measures HVAC and Water Heating Heat Pump (based on Tier and Capacity): $1,000 to $2,500. Mini-Split Heat Pump: $550 - $1,700 Central AC (Based on Tier and Capacity): $650 to $1,750. Furnace: $350 to $1,100 Boiler: $850 to $1,200 Heat Pump Water Heater: $1,100 to $1,350 Natural Gas/Propane Tankless Domestic Water Heater: $650 to $850 Smart Thermostat: $150 - $200, Hybrid Heat Pump & Furnace System: $1,450 to $3,300
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Quick facts
- Incentive type
- Rebate Program
- Amount
- Home Energy Assessment: $50co-pay (capped at $400) Home Energy Assessment (Income-Qualified): $25 co-pay (capped at $450) Weatherization Measures Air Sealing: up to $900 to $2,000 Duct Sealing: up to $550 to $1,100 Attic Insulation: up to $900 to $1,400 Wall Insulation (min 50% of walls): $2,000 to $2,600 Insulated Siding/Sheathing (min 50% of walls): $1,800 to $2,400. See web page for other qualifying measures HVAC and Water Heating Heat Pump (based on Tier and Capacity): $1,000 to $2,500. Mini-Split Heat Pump: $550 - $1,700 Central AC (Based on Tier and Capacity): $650 to $1,750. Furnace: $350 to $1,100 Boiler: $850 to $1,200 Heat Pump Water Heater: $1,100 to $1,350 Natural Gas/Propane Tankless Domestic Water Heater: $650 to $850 Smart Thermostat: $150 - $200, Hybrid Heat Pump & Furnace System: $1,450 to $3,300
- Administrator
- Energize Delaware
- Applies to
- State
Dates
- Source last updated
- July 25, 2025
About this incentive
Energize Delaware’s Home Performance with ENERGY STAR program couples home energy assessments with equipment rebates. Interested homeowners and renters with the property owner's permission should call 877-524-1339 to schedule a home energy assessment. during the assessment, the advisor will install up to $250 worth of energy-saving products at no additional cost (includes LED light bulbs, faucet aerators, efficient-flow shower heads and water heater pipe insulation). Based on the results of the assessment, the homeowner or renter can work with a program participating contractor to install additional equipment that are eligible for financial incentives. The energy advisor that performed the home energy assessment will perform a final inspection, after which, the contractor will complete the rebate application. Rebate and Program Details: Weatherization, HVAC, and Water Heating Rebates are capped at 50% of the total installed cost up to the incentive level indicated, whichever is lower. Air Sealing and Duct Sealing Incentives are capped at 75% of the total installed cost, up to the incentive level indicated, whichever is lower. Rebates are subject to change and are not guaranteed until the program confirms a rebate reservation. Rebate payments can take up to eight weeks to be processed for payment Excludes geothermal heat pumps. Visit dnrec.delaware.gov for more information on available geothermal heat pump rebates through Delaware’s Green Energy Program. Rebate Eligibility Requirements: Homeowners must meet the following requirements to be eligible to participate. This offer is valid for homes & rental properties (with the property owner’s approval) that have up to four units under one roof. Properties with more than 4 units are not applicable. To participate in the program, the customer must be the registered homeowner or tenant with property owner approval, receive a Home Energy Assessment, and install qualified products and/or equipment through an approved program contractor or Energy Advisor.
Data updated . Always confirm details on the official program website before applying. Programs change frequently.