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Grocery merchants in California, New York, and Texas will soon have ice cream, frozen foods, and fresh produce delivered by tractor trailers whose refrigeration units are powered by fuel cells.

The U.S. Department of Energy (DOE) has issued a pre-publication Federal Register notice of proposed rulemaking regarding energy conservation standards for walk-in coolers and walk-in freezers. A public meeting has also been scheduled for October.

US Energy Group has introduced TEEM^SM, a new enhanced energy management and metering service that provides clients with a dedicated energy manager, who works to maximize their fuel, electric, and water savings while improving tenant comfort, says the company.

A new training manual available from the ESCO Institute, “Hydrocarbon Refrigerants: A Study Guide for Service Technicians,” looks at hydrocarbon refrigerants, which have recently started gaining momentum in the United States market.

With buildings under pressure to lower energy consumption, both to comply with legislation and to respond to market demand, the measurement and verification industry is rapidly moving toward real-time performance tracking, according to Lux Research. 

Aeroseal announced that it has been approved by Home Innovations Labs as a National Green Building Standard (NGBS) product. Homebuilders looking to receive NGBS certification may now use Aeroseal to fulfill the standard’s mandatory requirements for HVAC duct sealing.

Broan-NuTone announced that it is traveling coast to coast on a 60-stop nationwide tour to see which contractors can install its ULTRA Ventilation Fan the fastest. The ULTRA Pro Challenge gives contractors across the country hands-on experience with the fan.

Lucid has introduced BuildingOS®, an online operating system for energy management. According to the company, the cloud-based technology enables commercial building owners and operators to quickly aggregate building information from multiple vendors into one unified source.

Part of a U.S. Department of Energy (DOE) project to reduce energy bills and greenhouse gas emissions, S-RAM Dynamics has been awarded a grant to help commercialize a new natural refrigerant heat pump.

Modine Manufacturing Co., along with its United Kingdom subsidiary, Airedale International Air Conditioning, reported that a significant fire took place on Sept. 6 at Airedale’s headquarters and manufacturing facility in Rawdon (Leeds), U.K.