Sustainable Energy Utility (SEU) - Home Performance with ENERGY STAR

November 03, 2023


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 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.

Program Overview

Implementing Sector: State
Category: Financial Incentive
State: Delaware
Incentive Type: Rebate Program
Web Site:
Administrator: Sustainable Energy Utility (SEU)
Start Date:
Eligible Renewable/Other Technologies:
  • Clothes Washers
  • Dishwasher
  • Refrigerators/Freezers
  • Dehumidifiers
  • Ceiling Fan
  • Water Heaters
  • Lighting
  • Lighting Controls/Sensors
  • Furnaces
  • Boilers
  • Heat pumps
  • Air conditioners
  • Caulking/Weather-stripping
  • Duct/Air sealing
  • Building Insulation
  • Windows
  • Comprehensive Measures/Whole Building
  • Insulation
Incentive Amount: Home Energy Assessment: $50 co-pay (capped at $400)
Home Energy Assessment (Income-Qualified): $25 co-pay (capped at $450)

Weatherization Measures
Air Sealing: up to $1,200 to $2,100
Duct Sealing: up to $650 to $950
Attic Insulation: up to $1,100 to $1,500
Wall Insulation (min 50% of walls): $2,000 to $2,600
Insulated Siding/Sheathing (min 50% of walls): $1,200 to $1,500.
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: $600 - $1,800
Central AC (Based on Tier and Capacity): $800 to $2,000.
Furnace: $500 to $1,300
Boiler: $1,000 to $1,400
Heat Pump Water Heater: $1,200 to $1,500
Natural Gas/Propane Tankless Domestic Water Heater: $500 to $1,000
Smart Thermostat: $200 - $250,
Hybrid Heat Pump & Furnace System: $1,750 to $3,650

Equipment Requirements: Only equipment qualified by the energy audit is covered.
Installation Requirements: Installation must be preceded by a home energy audit by an Energize Delaware approved contractor or Energy Advisor.
Ownership of Renewable Energy Credits: Not Specified


Name: Customer Service
Organization: Delaware Sustainable Energy Utility
Address: 109 South State Street
Dover DE 19901
Phone: (877) 524-1339
Name: Program Energy Adivsors
Phone: (877) 524-1339

This information is sourced from DSIRE; the most comprehensive source of information on incentives and policies that support renewables and energy efficiency in the United States. Established in 1995, DSIRE is operated by the N.C. Clean Energy Technology Center at N.C. State University.