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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
    Five Things You Might Not Know About RDT
    refrigeration commercial refrigeration UL EcoCool

    Five Things You Might Not Know About RDT

    1 min read

    RDT is an independent, family-owned company that is committed to quality and customer service. Our designs are highly engineered to meet the challenges of today's foodservice industry, as we strive to always get better at saving energy, inc...

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    split screen of a walk-in cooler in a school kitchen with a technician looking at an alert on his phone screen
    refrigeration, commercial refrigeration, energy efficiency, school, EcoSmart

    Rolling Out Refrigeration Controls Across a School District

    3 min read
    It's 9:40 on a Tuesday night. A walk-in cooler at a middle school drifts a few degrees, and the alert lands on a maintenance supervisor's ph...
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    outside of a brick school building
    refrigeration, commercial refrigeration, energy efficiency, school, EcoSmart

    Retrofit or replace? How Schools Can Evaluate Refrigeration Upgrades

    4 min read
    When a walk-in cooler or freezer starts struggling, many schools assume replacement is the only answer. In reality, not every refrigeration ...
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    A school foodservice worker in an apron steps into a stainless walk-in cooler early in the morning, checking shelved trays of product, with refrigeration equipment out of focus in the background.
    school, k-12

    What to Check Before School Refrigeration Comes Back Online

    3 min read
    Two or three weeks before students return, a nutrition director walks the kitchen and listens. One walk-in is pulling down slower than expec...
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    food safety, refrigeration, commercial refrigeration, school, k-12

    Why Refrigeration Struggles in School Kitchens During Peak Service (and How to Prevent It)

    2 min read
    TL;DR Most refrigeration issues in schools are not sudden failures. They come from systems stuck in constant recovery Frequent door openings...
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    Foodservice worker assembling a fresh salad behind a refrigerated prep station, with organized ingredient bins and a glass sneeze guard in a clean commercial kitchen environment.
    refrigeration, maintenance

    Food Safety Starts With Refrigeration

    3 min read
    Most food safety failures don’t start with bad employees or obvious equipment breakdowns. They begin with refrigeration systems that appear ...
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    Commercial refrigeration technician reviewing maintenance information on a tablet with a restaurant employee standing beside a walk-in cooler door in a commercial kitchen. Shelving with food containers and supplies appears in the background.
    refrigeration, maintenance

    Refrigeration Maintenance Planning for Reliable Walk-In Performance

    2 min read
    Refrigeration systems rarely fail without warning. Performance erodes gradually when routine checks fall behind. Coils collect debris, airfl...
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    remote refrigeration, FCSI, A2L Refrigerant

    RDT NextGen Platform Recognized as 2026 FCSI Innovation Showcase Finalist

    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 advancem...
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    graphic showing the refrigeration cycle
    refrigeration, EcoCool, EcoSmart

    How the Refrigeration Cycle Supports Foodservice and Beyond

    2 min read
    Refrigeration drives foodservice operations, but its role extends into many other industries. Hospitals depend on it to protect medicine and...
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    RDT-Refrigerants-Explained
    refrigeration, ASHRAE, A2L Refrigerant

    Different Types of Refrigerants: A1, A2L, and A3 Explained

    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...
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