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If 30 percent of hydrofluorocarbon (HFC) refrigerants are reclaimed for reuse by 2040, approximately 18 billion metric tons of carbon dioxide (CO2) equivalent would be prevented from reaching the atmosphere over the next 25 years, according to a white paper released by EOS Climate.

The Air Movement and Control Association (AMCA) International and Centre Technique des Industries Aérauliques et Thermiques (CETIAT) announced the joint signing of an independent accredited laboratory agreement. 

Three more companies have joined the Association for Demand Response & Smart Grid (ADS). They come aboard as ADS gears up for its 12th annual National Town Meeting on Demand Response and Smart Grid. The new members are EcoFactor, Tendril, and Cadmus.

Having shown its effectiveness in Germany and Europe, MeteoViva is now bringing its energy-efficiency technology, MeteoViva Climate, to the United States market. With its patented software solution, the company claims it can reduce energy consumption and CO2 emissions up to 40 percent in office and industrial buildings.

Engineered for tightening or loosening heavy bolt connections with spindles or long threads, Mountz said its RG (radial gearing) torque multipliers have been specially developed for plate heat exchanger applications. The electric or pneumatic torque multipliers are designed to reduce maintenance time and expense.

The Sheet Metal and Air Conditioning Contractors’ National Association (SMACNA) has announced the release of its latest publication, Guidelines for Change Orders. Many factors can result in project changes. A contractor’s biggest challenge is the inevitability of project changes and obtaining proper change orders.

Trimble announced it is supporting new construction modeling workflows with enhanced integration between Bentley Systems’ AECOsim Building Designer software and Trimble’s Vulcan sheet metal cutting software for the HVAC market.

The Electric Power Research Institute (EPRI) will lead an effort by three companies, a utility, and the California Public Utilities Commission (CPUC) in evaluating the energy use and grid integration of a new community of at least 20 zero net energy houses, the first development of a community of highly-efficient homes in the state.

The Atlanta City Council unanimously passed a building energy benchmarking and disclosure ordinance. Two days later, the Portland, Oregon, City Council unanimously adopted its own benchmarking ordinance, making Atlanta and Portland the 12th and 13th U.S. cities, respectively, to adopt such policies.

The U.S. Department of Energy (DOE) has announced nearly $8 million in funding to advance research and development of next-generation HVAC technologies for buildings. With air conditioning using large and growing amounts of energy, these new solutions are expected to offer significant energy and cost savings in new and existing buildings.