--- title: RDT Blog | Refrigeration Design Technologies | A2L Refrigerant description: A2L Refrigerant | RDT's Refrigeration Blog - an educational resource for consultants, dealers and end-users. --- [![RDT](https://solutions.rdtonline.com/hs-fs/hubfs/RDT%202020%20Logo%20Files/RDT%20Vertical%20Logo%20Blue.png?width=72&height=95&name=RDT%20Vertical%20Logo%20Blue.png "RDT")](https://www.rdtonline.com/) - [Products](https://www.rdtonline.com/products) - [EcoCool](https://www.rdtonline.com/products/eco-cool) - [EcoSmart](https://www.rdtonline.com/products/ecosmart/) - [MultiRak](https://www.rdtonline.com/products/multirak/) - [PremierPak](https://www.rdtonline.com/products/premierpak) - [FlowPak](https://www.rdtonline.com/products/flowpak/) - [Resources](https://www.rdtonline.com/resources) - [Training & Resources](https://www.rdtonline.com/training-resources) - [K-12 Refrigeration Resources](https://www.rdtonline.com/k-12-refrigeration-resources) - [Frequently Asked Questions (FAQ)](https://www.rdtonline.com/frequently-asked-questions) - [Literature](https://www.rdtonline.com/resources) - [Warranty Information](https://www.rdtonline.com/warranty) - [Food Waste Solutions](https://www.rdtonline.com/food-waste) - [Energy Saving Solutions](https://www.rdtonline.com/energy-savings) - [Video](https://www.rdtonline.com/resources#video) - About - [Careers](https://www.rdtonline.com/careers) - [Team](https://www.rdtonline.com/team) - [Blog](https://solutions.rdtonline.com/blog) - [Contact](https://www.rdtonline.com/contact-us) - [Find a Rep](https://www.rdtonline.com/find-a-rep) - [A2L](https://www.rdtonline.com/a2l-transition-resources) **Here you can edit the background of the section** # **Commercial Refrigeration Insights** ###### Stay informed with practical guidance, technical expertise, and industry updates from the RDT team. Whether you're planning a new project, troubleshooting equipment, or preparing for industry changes, you'll find resources to help you move forward with confidence. ###### Browse topics including: A2L Refrigerants | Food Safety | System Design | Troubleshooting | Preventive Maintenance | Energy Efficiency All topics refrigeration commercial refrigeration energy efficiency EcoCool food waste EcoSmart Walk-Ins RDT team redundancy food safety freezer maintenance school sustainability trends Digital Scroll Compressor humidity HACCP Regulations remote refrigeration freezer burn Danger Zone Energy Study Ingredients c-stores commercial freezer bacteria consultants convenience stores healthcare hospitals service technician storage A2L Refrigerant Environment HVAC food storage refrigeration rack system ASHRAE Blast Chillers FCSI Foodservice Director Retrofitting USDA convenience store foodservice dry aging humidity room remote monitoring B&I Dining Chain Restaurants College & University EPA Fine Dining Lighting Polarcraft PremierPak SNAP corporate cafeteria corporate foodservice footprint k-12 noise reduction rack system sanitation Center for Disease Control Deli Case Drop-In Well Events FDA Facility Manager Grab-N-Go LEED Merchandisers NASA Pillsbury Reach-Ins Rebates Shock Freezers UL US Army USGBC biomedical chill team eev heat reclaim industrial refrigeration installation kegs labor nutrition piping refrigerated trucking stadiums temperature monitoring water-cooled [![](https://solutions.rdtonline.com/hubfs/NextGen%20blog.png)](https://solutions.rdtonline.com/blog/rdt-nextgen-platform-recognized-as-2026-fcsi-innovation-showcase-finalist) [remote refrigeration](https://solutions.rdtonline.com/blog/topic/remote-refrigeration) [FCSI](https://solutions.rdtonline.com/blog/topic/fcsi) [A2L Refrigerant](https://solutions.rdtonline.com/blog/topic/a2l-refrigerant) ### [RDT NextGen Platform Recognized as 2026 FCSI Innovation Showcase Finalist](https://solutions.rdtonline.com/blog/rdt-nextgen-platform-recognized-as-2026-fcsi-innovation-showcase-finalist) Mar 05, 2026 1 min read RDT has been named a finalist in the 2026 FCSI The Americas Innovation Showcase for its NextGen Refrigeration Platform, a ground-up advancement in remote condensing unit design focused on performance, efficiency, and regulatory readiness. [Read More](https://solutions.rdtonline.com/blog/rdt-nextgen-platform-recognized-as-2026-fcsi-innovation-showcase-finalist) [![RDT-Refrigerants-Explained](https://solutions.rdtonline.com/hs-fs/hubfs/rdt-refrigerant-chart.png?width=500&name=rdt-refrigerant-chart.png)](https://solutions.rdtonline.com/blog/different-types-of-refrigerants-a1-a2l-and-a3-explained) [refrigeration](https://solutions.rdtonline.com/blog/topic/refrigeration), [ASHRAE](https://solutions.rdtonline.com/blog/topic/ashrae), [A2L Refrigerant](https://solutions.rdtonline.com/blog/topic/a2l-refrigerant) ### [Different Types of Refrigerants: A1, A2L, and A3 Explained](https://solutions.rdtonline.com/blog/different-types-of-refrigerants-a1-a2l-and-a3-explained) Nov 14, 2025 2 min read Quick Answer: Refrigerants are classified by ASHRAE based on toxicity and flammability: A1 refrigerants are non-toxic and non-flammable (e.g... [Read More](https://solutions.rdtonline.com/blog/different-types-of-refrigerants-a1-a2l-and-a3-explained) [![Red background with Yellow copy that says ](https://solutions.rdtonline.com/hs-fs/hubfs/AI-Generated%20Media/Images/Can%20we%20put%20in%20A2L%20Update%20with%20some%20attention%20grabbing%20color.png?width=500&name=Can%20we%20put%20in%20A2L%20Update%20with%20some%20attention%20grabbing%20color.png)](https://solutions.rdtonline.com/blog/epa-proposes-extension-to-a2l) [A2L Refrigerant](https://solutions.rdtonline.com/blog/topic/a2l-refrigerant) ### [EPA Proposes Extension to A2L Transition Deadline: What It Means for RDT Customers](https://solutions.rdtonline.com/blog/epa-proposes-extension-to-a2l) Oct 17, 2025 2 min read The refrigeration industry continues to change as environmental regulations push toward lower-GWP refrigerants. In early October, the U.S. E... [Read More](https://solutions.rdtonline.com/blog/epa-proposes-extension-to-a2l) [![Hands holding readers for refrigerant - one on left is blue, one on right is red](https://solutions.rdtonline.com/hs-fs/hubfs/RDT%20How%20to%20Stay%20Informed%20on%20EPA%20Policies%20Surrounding%20A2L%20Refrigerant%20header.png?width=500&name=RDT%20How%20to%20Stay%20Informed%20on%20EPA%20Policies%20Surrounding%20A2L%20Refrigerant%20header.png)](https://solutions.rdtonline.com/blog/how-to-stay-informed-on-epa-policies-surrounding-refrigerant-a2l) [trends](https://solutions.rdtonline.com/blog/topic/trends), [A2L Refrigerant](https://solutions.rdtonline.com/blog/topic/a2l-refrigerant) ### [How to Stay Informed on EPA Policies Surrounding A2L Refrigerants](https://solutions.rdtonline.com/blog/how-to-stay-informed-on-epa-policies-surrounding-refrigerant-a2l) Jan 14, 2025 2 min read As environmental concerns and regulations evolve, businesses must stay informed about new policies and technologies. One key area of focus i... [Read More](https://solutions.rdtonline.com/blog/how-to-stay-informed-on-epa-policies-surrounding-refrigerant-a2l) ### Explore More: [![RDT-Refrigerants-Explained](https://solutions.rdtonline.com/hubfs/rdt-refrigerant-chart.png)](https://solutions.rdtonline.com/blog/different-types-of-refrigerants-a1-a2l-and-a3-explained) [Different Types of Refrigerants: A1, A2L, and A3 Explained](https://solutions.rdtonline.com/blog/different-types-of-refrigerants-a1-a2l-and-a3-explained) Nov 14, 2025 [![](https://solutions.rdtonline.com/hubfs/RDT%20Why%20Ice%20Builds%20Up%20in%20Freezer%20Twitter.png)](https://solutions.rdtonline.com/blog/why-ice-builds-up-in-commercial-freezers) [Why Ice Builds Up in Commercial Freezers (and how you can prevent it)](https://solutions.rdtonline.com/blog/why-ice-builds-up-in-commercial-freezers) Apr 10, 2025 [![Red background with Yellow copy that says ](https://solutions.rdtonline.com/hubfs/AI-Generated%20Media/Images/Can%20we%20put%20in%20A2L%20Update%20with%20some%20attention%20grabbing%20color.png)](https://solutions.rdtonline.com/blog/epa-proposes-extension-to-a2l) [EPA Proposes Extension to A2L Transition Deadline: What It Means for RDT Customers](https://solutions.rdtonline.com/blog/epa-proposes-extension-to-a2l) Oct 17, 2025 ![Email Icon](https://f.hubspotusercontent10.net/hubfs/1781314/Email%20Icon.svg) ### Subscribe to Our Blog **CONTACT US** Refrigeration Design Technologies P.O. 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