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Cooling in 2021: RETA to Expand NatRef Training Programs
U.S. trade group trains and certifies technicians working with ammonia and CO2 in industrial refrigeration.
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IIAR Publishes Guideline for Safe Handling of Ammonia Hand Valves
The document aims to minimize accidental opening of manual hand valves in ammonia refrigeration systems.
Raley’s Unorthodox Ammonia/CO2 System
Installed at its first Raley’s supermarket, the system is the California chain’s answer to impending state regulations capping the GWP of refrigerant at 150.
NAVAC Launches Corrosion-Resistant Ammonia Vacuum Pump
The company claims high flow rate and longer lifespan than for similar products.
Dorin Study Shows Enhanced CO2 System Can Equal Energy Use of NH3/CO2 in Warm Climates
Study of industrial applications sees parity of those systems in Orlando and Atlanta, and better CO2 performance in Northern cities.
Reflecting Amazon’s ‘Climate Pledge,’ Seattle Arena Will Use Ammonia System for Ice Rink
Climate Pledge Arena, to be used by an NHL team in 2021, aims to be the world’s first net-zero-carbon arena.
U.S. Ammonia Regulations in the Age of Trump and the Coronavirus
Enforcement by EPA and OSHA has been relaxed during the pandemic, while many EPA risk-management amendments have been rescinded.
Heatcraft Touts Transcritical and NH3/CO2 Cascade for Both Commercial and Industrial Uses
Company cites energy savings of NH3/CO2 at Georgia store and ammonia charge reduction at industrial sites.
BAC Updates Adiabatic Products, Expands Support for NASRC
TrilliumSeries can optimize water and energy use, while the company’s work with nonprofit demonstrates its commitment to natural refrigerants.
U.S. Repair Company Announces Carbon Emissions Calculator for HVAC
Motili’s “Carbon Calculator” works with data tool in offering information on carbon emissions associated with HVAC operations.