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Energy Efficient
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Energy Efficient
ProductsENERGY STAR products are independently certified to save energy without sacrificing features or functionality. Saving energy helps prevent climate change. Look for the ENERGY STAR label to save money on your energy bills and help protect our environment.
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Energy Savings
At Home
Energy Savings
At HomeImproving your home's energy efficiency with ENERGY STAR can help to reduce high energy bills, improve comfort and reduce greenhouse gas emissions. Let us help you — whether you do-it-yourself or hire a qualified professional.
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Energy Efficient
New Homes
Energy Efficient
New HomesA new home that has earned the ENERGY STAR label has undergone a process of inspections, testing, and verification to meet strict requirements set by the US EPA. ENERGY STAR certified homes use 15-30% less energy than typical new homes while delivering better comfort, quality, and durability.
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Energy Strategies for
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Buildings
& PlantsImprove financial performance and reduce carbon emissions with EPA's strategic energy management approach.
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Home > Products > Find ENERGY STAR Products > Water Heater, Whole Home Gas Tankless for Partners
Water Heater, Whole Home Gas Tankless for Partners
(Not a partner? For Consumers)
Program Requirements
Archived
View documents, data, and correspondence related to this version.
Current
Includes eligibility criteria and partner commitments, which are required in order for your product to qualify for the ENERGY STAR label.
(Effective until June 30, 2013; note: as of February 15, 2013, CBs will no longer certify new products to V1.1)
Water Heaters Program Requirements Version 1.1 
(63KB)
(Effective July 1, 2013; note as of October 11, 2012, manufacturers may have products certified to V2.0)
Water Heaters Program Requirements Version 2.0 (174KB)
In Development
Version 2.0 has been finalized and shall take effect July 1, 2013.
Program Guidance
Applying for the ENERGY STAR
If your product meets our criteria, then apply for an ENERGY STAR label.
To qualify a new product, contact an EPA-recognized Certification Body (CB) to have the product's performance certified. A list of EPA-recognized CBs, as well as an overview of EPA's third-party certification procedures, is available at www.energystar.gov/3rdpartycert.
Partners & Products
View our current partners
Partners List
| Training Offerings
Fact sheets, retail training materials, and other tools to help communicate the benefits of purchasing products that have earned the ENERGY STAR.
There are no training offerings for this product category at this time.
Resources
Partner Resource Guide 2009
PDF (5.67MB) | Word 
Appliance Program Guide for Energy Efficiency Program Sponsors (198KB)
Final Criteria Announcement from Richard Karney, ENERGY STAR Program Manager (96KB)
Final Criteria Analysis (88KB)
Guidelines for New and Existing Water Heater Partners (44KB)
