News

The HVAC industry is undergoing a rapid transformation, driven primarily by new environmental regulations and the integration of smart technology. From changing refrigerants to stricter efficiency standards, from smart technology to better sustainability, the HVAC market continues to evolve at a breakneck pace. We asked our Expert Panel Roundtable: Which current technology will revolutionize the HVAC market in the next 10 years?

The UL Solutions HVAC performance testing facility in Carugate, Italy, is now accredited to ISO/IEC 17025, general requirements for the competence of testing and calibration laboratories, as a testing laboratory by Accredia, the Italian national accreditation body. Testing standards for heat pumps The accreditation applies to UL Solutions’ ability to test heat pumps for energy efficiency and noise testing, including the following standards in its scope: EN 14511-1 – Air conditio...

UL Solutions, a pioneer in applied safety science, announced a significant expansion of its heating, ventilation, and air conditioning (HVAC) testing facility in Carugate, Italy, addressing rapidly growing European demand for comprehensive heat pump performance and safety testing. This rising demand in turn is being driven by the widespread adoption of environmentally friendly refrigerants and evolving regulatory requirements. Adopt alternative refrigerants The expanded Carugate laboratory of...

UL Solutions, a service provider to the HVACR industry and various other sectors, has become the first official Silver Sponsor of the 2025 EUROVENTSUMMIT, taking place from 24-26 September, 2025, in Prague, Czechia. UL Solutions is a pioneer in applied safety science. It transforms safety, security, and sustainability challenges into opportunities for customers in more than 110 countries. The company delivers testing, inspection, and certification services, plus software and advisory offerings...

In February 2024, UL Standards & Engagement (UL Solutions) published the ninth edition of UL 795, the Standard for Commercial-Industrial Gas-Fired Package Boilers. This is now a bi-national Standard, ANSI/CAN/UL 795:2024 Standard for Commercial-Industrial Gas-Fired Package Boilers. It is the first North American Standard that offers manufacturers a path to certification for boilers using hydrogen blending up to 25%, setting a new benchmark for the industry. The scope of UL 795 UL 795 prov...

To address growing concerns about climate change and environmental sustainability, regulatory bodies, consumers and other stakeholders have placed an increased focus on the reduction of potent greenhouse gas emissions, such as traditional hydrofluorocarbon (HFC) refrigerants, to the atmosphere. In the U.S., several states have introduced measures curtailing the use of these products, including the California Air Resources Board’s (CARB’s) global warming potential (GWP) limit of 750,...

The fourth edition of UL 60335-2-40, the Standard for Household and Similar Electrical Appliances - Safety - Part 2-40: Particular Requirements for Electrical Heat Pumps, Air-Conditioners and Dehumidifiers, was published on December 15, 2022. This bi-national standard includes the following updates:   Updated definition and test method for releasable charge with relation of refrigerant leaks into the occupiable space Refinement of leak detection system requirements to accommodate variou...

Heat pumps are not new technology. They have long been utilized in residential applications to improve the efficiency of HVAC systems, reducing overall energy costs. As a simple description, a heat pump is a mechanical refrigeration system that is engineered to operate in reverse mode, producing heating instead of cooling. technology drivers In recent years, there has been a trend of new and increased applications for this technology coming from two primary drivers: Advances in technolog...

UL Solutions, a globally renowned company in applied safety science, announced and addressed latest advances in heating, ventilation, air conditioning and refrigeration (HVACR) testing at the 2022 Eurovent Summit, which took place from 25 –28 October 2022, in Antalya, Türkiye (Turkey). HVACR safety science experts from UL Solutions provided insights on regulatory requirements, flammable refrigerants, ultraviolet-C and sanitation for the HVACR industry. Designing more sustainable and...