Skip Navigation

The U.S. Department of Energy and the North Carolina Clean Energy Technology Center are excited to announce that a new, modernized DSIRE is under construction. The new version of DSIRE will offer significant improvements over the current version, including expanded data accessibility and an array of new tools for site users. The new DSIRE site will be available in December 2014. Staff are currently working hard on the new version of DSIRE but are also maintaining the content of the current version of DSIRE. Thank you for your continued support and patience during this transition. We hope you are as excited for December as we are!

US Department Energy Efficiency and Renewable Energy
IREC North Carolina Solar Center
Home Glossary Links FAQs Contact About Twitter    Facebook


Incentives/Policies for Renewables & Efficiency

Printable Version
Colorado Natural Gas - Energy Efficiency Rebate Program   

Last DSIRE Review: 11/06/2012
Program Overview:
State: Colorado
Incentive Type: Utility Rebate Program
Eligible Efficiency Technologies: Equipment Insulation, Water Heaters, Furnaces , Boilers, Programmable Thermostats, Duct/Air sealing, Building Insulation, Comprehensive Measures/Whole Building, Food Service Equipment, Tankless Water Heater, Furnace/Boiler Sizing
Applicable Sectors: Commercial, Residential
Home Energy Evaluation: Contact CNG
Furnace: $200 - $300
Boiler: $150
Proper Sizing of Boiler/Furnace: $50
Hot Water Heater (Tank): $40
Hot Water Heater (Tankless): $300
Programmable Thermostat: $25
Insulation and Air Sealing: $200
Hot Water Insulation/Infiltration Measures: $25
Integrated Space and Water Heater: $300
Duct Insulation and Maintenance: $200

Furnace: $200 - $300
Boiler: $150
Proper Sizing of Boiler/Furnace: $50
Hot Water Heater (Tank): $40
Hot Water Heater (Tankless): $300
Programmable Thermostat: $25
Miscellaneous Measures: $25
Integrated Space and Water Heater: $300
Maximum Incentive:Hot Water Insulation/Infiltration Measures: minimum purchase of $40
Programmable Thermostats: 2 per account
Equipment Requirements:Furnaces: minimum of 92% AFUE rating
Boiler: minimum of 84% AFUE rating
Hot Water Heaters (Tank): EF of .62
Hot Water Heaters (Residential Tankless): EF of .82
Insulation: existing ceiling insulation must be less than R-20 and with a wall insulation of R-0
Programmable Thermostat: must be Energy Star
Web Site:

Colorado Natural Gas offers the Excess is Out Program for residential and commercial customers in Colorado. Incentives are available for purchasing and installing energy efficient furnaces, boilers, hot water heaters, programmable thermostats, insulation, tank wrap, pipe wrap, caulk and weatherization measures. Under this offering, home energy evaluations, insulation rebates and air sealing rebates are only available to residential customers. All equipment must meet certain energy efficiency standards listed on the program web site.  Applications must be submitted (with a copy of the receipt/invoice) within 60 days of product purchase date. Rebates apply to purchases made after January 1 of the program year and extend until funding expires. Increased incentives are available to customers who participate in Recharge Colorado, a state incentive program targeting energy efficiency. Consult Colorado Natural Gas by phone or visit the web site listed above for program specifics.

  Excess is Out
3800 Watt Ave.
Suite 105
Sacramento, CA 95821
Phone: (866) 971-7347
Web Site:
NCSU - home
Disclaimer: The information presented on the DSIRE web site provides an unofficial overview of financial incentives and other policies. It does not constitute professional tax advice or other professional financial guidance, and it should not be used as the only source of information when making purchasing decisions, investment decisions or tax decisions, or when executing other binding agreements. Please refer to the individual contact provided below each summary to verify that a specific financial incentive or other policy applies to your project.

While the DSIRE staff strives to provide the best information possible, the DSIRE staff, the N.C. Solar Center, N.C. State University and the Interstate Renewable Energy Council, Inc. make no representations or warranties, either express or implied, concerning the accuracy, completeness, reliability or suitability of the information. The DSIRE staff, the N.C. Solar Center, N.C. State University and the Interstate Renewable Energy Council, Inc. disclaim all liability of any kind arising out of your use or misuse of the information contained or referenced on DSIRE Web pages.

Copyright 2014 - 2015 North Carolina State University, under NREL Subcontract No. XEU-0-99515-01. Permission granted only for personal or educational use, or for use by or on behalf of the U.S. government. North Carolina State University prohibits the unauthorized display, reproduction, sale, and/or distribution of all or portions of the content of the Database of State Incentives for Renewables and Efficiency (DSIRE) without prior, written consent.