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Alert – NY HFC Regulation Final Rule_1-13-2025 Alert – DOE Final Test Procedure for Consumer AC-HP_1-6-25 Alert - CEE Finalizes Spec for 2025_10-15-24 Alert - AIM Refrigerant Management Final Rule Alert - AIM Sector transitions_12-9-22 Alert - CA Restaurant Association V Berkeley_07-1-22 Alert - California BAAQMD Update_3-16-23 Alert - California Regulatory Update_10-10-22 Alert - California Regulatory Update_10-11-22 Alert - DOE Consumer Furnace Rule Publication and Challenge_12-27-23 Alert - DOE Consumer Furnace Rule_10-2-23 Alert - DOE CUAC CUHP_4-27-23 Alert - DOE Final Rule for Large Commercial AC-HP_6-11-24 Alert - EPA Sector GWP Limits Final Rule Update_12-1-23 Alert - EPA Sector GWP Limits Final Rule_10-11-23 Alert - EPA Sector GWP Rule AC-HP Systems Sell Through_1-5-24 Alert - EPA SNAP 26 Final Rule_5-30-24 Alert - Legislative State Update_5-26-23 Alert - Manchin Schumer Deal_8-1-22 Alert - NRCan Amendment 17_12-21-22 Alert - SEC Reporting Rule_03-08-24 Alert - WV v EPA Breaking News Update_7-1-22

As the new DOE Requirements Take Effect Jan. 1, 2023, Rheem will be ready with the all-new Endeavor Line of Furnaces, Air Conditioners, Heat Pumps and Air Handlers. So even as regulations get tougher, your job gets easier.

Endeavor Features & Benefits

  • Easy Fit: We raised efficiency without drastically increasing equipment size
  • Easy Installation: Bluetooth connectivity for easier, more accurate commissioning
  • Easy Service: Better accessibility and Bluetooth diagnostics
  • Easy Registration: Register warranties and claim rewards via mobile app
  • Quieter Operation: Brushless motors and acoustics-conscious design
  • More Choices: Industry-leading Heat Pump selection plus all-electric solutions
  • Smart Home Compatibility: EcoNet® technology available in more products
Keep checking back to see how the all-new Endeavor Line is ready to meet and exceed the demands of tomorrow.
Select models available now for Distributor order.

What's Changing in 2023 & the new Requirements

On April 2nd, 2022, Natural Resources Canada (NRCan) pre-published M1 Amendment 17 with requirements in the Canada Gazette, updating energy efficiency and testing standards for central air conditioners and central heat pumps used in residential. The expectation is that effective January 1 2023, newly manufactured residential and light commercial equipment sold in Canada will be required to meet these new M1 minimum efficiency standards.


Appendix M1: A New System of Measurement For equipment manufactured after December 21, 2022, is not only a the minimum standards change, but a new test procedure will be required. For decades, we’ve used the classic metrics of SEER, EER and HSPF. Going forward, you’ll hear these metrics referred to as SEER2, EER2 and HSPF2.




Why the Metric Change?
The Natural Resources Canada test procedure has been updated to be more representative of installations in today’s homes and will be used to determine product ratings.This new system of measurement will apply to all single phase air conditioners and heat pumps <65k BTU/HR.
Traditionally, modifications to the Regulations would come into force six months after final publication in the Canada Gazette, which is expected by December 2022. However, NRCan is looking to shorten the 6-month delay between regulation publication and enforcement date, using ministerial authority, in an attempt to close the gap between US Department of Energy (DOE) and NRCan compliance dates. They are also considering postponing the 5◦F (-15C) requirement for residential heat pumps to a later date.

As provided by NRCAN on Amendment 17 Published April 2022
Description: The amendment would update energy efficiency and testing standards for central air conditioners and central heat pumps primarily used in the residential sector to prevent upcoming unnecessary regulatory differences between Canada and the United States. In addition, the Amendment would make other minor changes to currently regulated products to address known issues with Canadian requirements to ensure that the Energy Efficiency Regulations, 2016 align with the U.S. requirements more clearly where already intended.

As provided by NRCAN on Amendment 17 Published April 2022
Executive Summary: as provided by the Canada Gazette. Issues: Canada’s building sector (including homes and commercial and institutional buildings) is a significant contributor to Canada’s total energy consumption and greenhouse gas emissions, especially for space and water heating. Regulating the energy use of products is one of many tools available to the Government to reduce energy consumption and support the goal of net-zero emissions by 2050. Nevertheless, unnecessary regulatory differences across jurisdictions can hinder cross-border trade and investment and ultimately impose a cost on citizens, businesses, and economies. In this context, regulatory actions are necessary at this time to keep pace with changes that have been done in the United States, and to put in place tools that will facilitate maintaining alignment in the future.

Description: This proposed amendment (the Amendment) would update energy efficiency and testing standards for central air conditioners and central heat pumps primarily used in the residential sector to prevent upcoming unnecessary regulatory differences between Canada and the United States. In addition, the Amendment would make other minor changes to currently regulated products to address known issues with Canadian requirements to ensure that the Energy Efficiency Regulations, 2016 (the Regulations) align with the U.S. requirements more clearly where already intended.

Finally, the Amendment would specify energy-using products in order for the Minister of Natural Resources (the Minister) to be able to exercise the ministerial regulations authority, at his discretion, to maintain harmonization between requirements set out in another jurisdiction. Rationale: The Amendment would benefit Canadians by reducing energy consumption and resulting greenhouse gas emissions of products used in homes. Homeowners will benefit from reduced energy costs associated with the use of more efficient technologies. The Amendment would also avoid misalignment with the United States Department of Energy and facilitate future efforts to maintain alignment for products where a requirement (energy efficiency standards, testing standards, or information) is aligned with that of another jurisdiction. Throughout the development of the Amendment, stakeholders were provided several opportunities to comment on the changes being considered. Overall, stakeholders are supportive of the Amendment and recognize its potential benefit for consumers, utility programs, and climate change.

The present value of the net benefits of the Amendment is estimated to be about $1.68 billion by 2050, with total benefits exceeding total costs by a ratio of more than 5:1. By 2050, the present value of benefits and costs from the Amendment is estimated to be about $2.06 billion and $374.27 million, respectively. On an annualized average basis, this equates to benefits and costs of about $110 million and $20 million, respectively. The Amendment is estimated to result in a total annual reduction of energy consumption in Canada of about 2.1 petajoules in 2050, resulting in total greenhouse gas emission reductions of approximately 3.9 megatonnes of carbon dioxide equivalent by 2050. The quantified benefits have been calculated as the sum of the energy savings, the benefits of reductions in greenhouse gas emissions over the service life of products shipped by 2050, and the cost savings associated with preventing unnecessary regulatory differences. The quantified costs include incremental technology costs to meet the more stringent standards, and administrative and compliance costs for businesses.

If Canada does not amend the Regulations, its requirements would become misaligned with key testing standards from the United States Department of Energy, which could impact cross-border trade, would require companies to test differently for Canada, and ultimately increase costs for citizens, businesses and economies. In addition, in the absence of a regulatory approach, a market for low-efficiency products would continue. For more information about Amendment 17, you can read the pre-publication from the Gazette here.

On the Horizon for 2025 – Refrigerant Change

In 2020, a bipartisan senate bill known as the American Innovation and Manufacturing (AIM) Act was enacted into law. It authorizes a 15-year phasedown of hydrofluorocarbons (HFCs) across a variety of applications, including HVAC. The bill gives the U.S. EPA the authority to prescribe the HFC phase down, with rulemaking underway.
What’s Currently Happening It is expected that the EPA will soon act, setting a 750 GWP limit for air conditioning in 2025. That will mean that R-410A, with a GWP of 2,088, will no longer be able to be used in new equipment manufactured after the compliance date—which has yet to be determined. It is estimated, however, that the transition to lower GWP refrigerants will begin in 2025.
What Are the Most Common Alternatives? The most common low-GWP alternatives to R-410A are classified by ASHRAE as mildly flammable, or A2L. Due to their mildly flammable characteristics, A2L refrigerants will require updates to standards and building codes to allow for their safe installation. As a leading influencer on regulatory issues, Rheem is actively involved in the discussions and will continually keep you informed and prepared.

ENERGYGUIDE LABELING
101 & 2023 CHANGES

ENERGYGUIDE 101

The FTC (Federal Trade Commission) first issued an Energy Labeling Rule in 1979. The Rule requires manufacturers of major home appliances to attach yellow EnergyGuide Labels to products and post label information to supporting brochures and websites.

Consumers should use EnergyGuide Labels to comparison shop for the best in energy-efficient solutions.

2023 EnergyGuide Label Examples
Split System Air Conditioner, Cooling Only, Northern States

Split System Air Conditioner,
Cooling Only, Northern States
Split System Heat Pump, Cooling & Heating, All States

Split System Heat Pump,
Cooling & Heating, All States
EnergyGuide Labels are required to list:
  • Estimated annual energy cost
  • Product’s energy consumption / energy efficiency rating as determined by the Department of Energy (DOE) test procedures
  • A range that shows the highest and lowest energy costs or efficiency ratings
WHAT IS CHANGING? Effective January 1, 2023, new DOE efficiency descriptors (SEER2, HSPF2) and updated standard energy efficiency ranges (shown in chart) are required on packaged and split air conditioner and heat pump EnergyGuide labels. The new EnergyGuide label, which began appearing on 2023-compliant products during 2022, shows the SEER2 and HSPF2 efficiency rating specific to your air conditioner and heat pump. The rating, which for a given model can vary depending on the coil installed with the unit, represents the least efficient combination up to the highest efficiency when matched with a furnace or air handler.

ENERGY STAR

ENERGY STAR® is the government-backed symbol for energy efficiency and provides simple, credible and unbiased information that consumers and businesses rely on to make well-informed decisions that help them save money and protect the environment. The ENERGY STAR logo appears on all qualified products that meet specific standards for energy efficiency. The U.S. EPA ensures that each product that earns the label is independently certified. 2023 Changes For 2023, as the test procedures are changing, so too are the qualifications for a product to be ENERGY STAR certified. In fact, an air conditioner or heat pump that earned the ENERGY STAR symbol before may no longer qualify. For example, the minimum efficiency for an ENERGY STAR-certified air conditioner in 2021 was 15 SEER. In 2023, that number will be XX.X SEER2, which is closer to 16 SEER in the old rating system.

NATE-certification & the Importance of Properly Trained Contractors

When it comes to training and certifications, everyone connected to the HVAC industry benefits —contractors, technicians and even homeowners. North American Technician Excellence (NATE) is the nation’s largest nonprofit certification organization for heating, ventilation, air conditioning and refrigeration (HVACR) technicians. Headquartered in Arlington, VA, NATE was developed by and has been supported by the industry for over 20 years.
What Are the Benefits? NATE-certified contractors and technicians receive a high ROI. They’re considered valuable to employers and preferred among customers. So NATE-certified contractors and technicians are sought out. As such, their salaries are higher than their non-certified counterparts. Homeowners using NATE-certified contractors and technicians receive:
  • • Higher satisfaction – Thanks to fast service and fewer callbacks and warranty returns
  • • Increased confidence
  • • Lower utility bills – Because their systems are operating more efficiently
  • • Peace of mind – From knowing that their systems are in good hands
What Is the NATE Program & Who Is It For? Developed by a committee of industry experts, the NATE program is a series of exams that result in either certificates or full certifications and is designed for contractors and technicians of all experience levels. The entry-level tests, Ready-to-Work and HVAC Support are intended for those with less than 12 months of experience. Those who pass the tests earn a certificate, that identifies them as someone knowledgeable and trained in the field. More rigorous exams are required to receive a full NATE certification. Who is Eligible for Full NATE Certification & What Does It Entail? NATE certification is recommended for contractors and technicians with two or more years of experience. There are two certification testing pathways available: the Certified HVAC Professional (CHP-5) pathway, a series of five exams, or the Core and Specialty exam pathway, a series of two exams. For more information on either of these pathways, visit the NATE website. Are There Training Courses Available to Help with Exam Preparation? NATE has partnered with lnterPlay Learning to launch NATE Training Academy, which allows contractors and technicians to train for NATE certification exams online when convenient for them. The online training includes 3D and VR simulations that mimic in-field experience. Contractors and technicians can start prepping for NATE's Certified HVAC Professional exam today. Additionally, this fall, training will be available for NATE's Low-GWP refrigeration certification.
HomeHVAC KnowZone

hvac knowzone®

Get in the know about heating & cooling.

Change is here—let's navigate it together

The push to increase energy efficiency and reduce emissions continues to drive change in the HVAC industry. As a result, the government is instituting significant changes in energy efficiency criteria and ratings for both residential and commercial equipment.

Rather than viewing the regulatory changes as a problem to be solved, Rheem is embracing them as an opportunity to innovate new technologies to create an even better product line for contractors and homeowners.

To help you understand what's changing, why, and how it'll affect you, we're pleased to bring you this HVAC KnowZone® to act as a central hub, where you can easily access information as it becomes available.

A2L FAQ: What You Need to Know
Download our Rheem Canada FAQ sought to address our positioning on the next generation of refrigerants.
2023: What You Need to Know
For equipment manufactured after January 1, 2023, the minimum standards have changed, and a new test procedure is required. These requirements vary by region but generally increased by about 7–10%.
endeavor
refrigerant used
R-410A
(Meets 2023 requirements)
Low GWP
(Meets 2025 requirements)
Tested. Trusted. Tough.
With a company-wide commitment to excellence, robust product processes and relentless support of the installers who turn great equipment into reliable comfort systems, Rheem is always seeking to make the very best products possible.
Rebate Center
Search for and find local rebates for your new Rheem heating and cooling solution.

Information Library
Show All • 43
HVAC Basics • 10
For Contractors • 15
Case Studies • 2
Meet the Designer • 14
Rheem Features • 8
Regulatory Alerts • 1
EnergyGuide
2023 ENERGY STAR Certification
Why ENERGY STAR Certification Matters
Choosing ENERGY STAR-Certified Equipment
NATE & the Importance of Properly Trained Contractors
Decarbonization 101
Rheem Contractor App
Troubleshooting with Contractor App: Signal Loss for Suction Thermistor Alarm
Troubleshooting with Contractor App: Fuse Alarm
Troubleshooting with Contractor App: PWM Feedback & RPM Motor Failure Alarms
Troubleshooting with Contractor App: Coil Installation & EXV Sensor Measurement Error Alarm
Troubleshooting with Contractor App: Flame Present Alarm
Troubleshooting with Contractor App: Changing an Outdoor Motor in the Field
Troubleshooting with Contractor App: Wiring an Outdoor Unit
What Contractors Need to Know About the IRA
Heat Pumps vs Air Conditioners
Rebate Opportunities
Financing Opportunities
Extended Labor Protection Opportunities
What is Demand Response?
What is Remote Monitoring?
Glossary of Terms
Rheem Endeavor Line Case Study: Gulf Coast
Rheem Endeavor Line Case Study: Miami
Meet the Designer: Jeff Goss
Rheem EcoNet App
Meet the Designer: Raheel Chaundhry
Video 1
Meet the Designer: Raheel Chaundhry
Video 2
Meet the Designer: Raheel Chaundhry
Video 3
Meet the Designer: Melissa Fritz
Video 1
Meet the Designer: Melissa Fritz
Video 2
Meet the Designer: Hayden WIlliams
Video 1
Meet the Designer: Hayden Williams
Video 2
Meet the Designer: Hayden Williams
Video 3
Meet the Designer: Derek Brasuell
Video 1
Meet the Designer: Derek Brasuell
Video 2
Meet the Designer: Jason Lansdell
Meet the Designer: Shawn Reed
Video 1
Meet the Designer: Shawn Reed
Video 2
Inflation Reduction Act Overview
What Homeowners Need to Know About the IRA
Introducing the Side-Discharge Universal Heat Pump
Regulatory Updates