Three of Nu-Calgon’s coil cleaners are now available in quart concentrate sizes to be used with a new sprayer called Clean Connect™. Nu-Brite® 4x, Alka-Brite+® 4x, and Tri-Pow’r® HD 4x are concentrate quarts equal to one gallon of traditional coil cleaner (4:1 dilution).
ABB is launching a new series of variable frequency drives (VFDs) that aim to enhance the performance of smart buildings and enable users to meet more stringent energy efficiency regulations. Company officials said the new ACH580 HVAC drives ensure that applications operate reliably and without costly unplanned outages, safeguarding the comfort and security of occupants in commercial buildings, including critical facilities such as hospitals and data centers.
Friedrich is now offering its VRP® (Variable Refrigerant Packaged) Heat Pump system in a larger three-ton size. Originally available in one or two-ton capacities typically used for lodging and hospitality properties, Friedrich is debuting the larger capacity VRP as a solution for multi-family and other light-commercial applications.
Bosch Thermotechnology has introduced its first condensing furnace with the BGH96 Series. This company says the Energy Star-rated furnace offers a two-stage gas valve that switches between high- and low-fire settings for a 96 percent AFUE heating efficiency.
Sensaphone is set to introduce its latest environmental monitoring system, the cloud-based, rack-mounted Stratus EMS. The company says the EMS is ideal for HVAC professionals because it provides real-time status of all monitored equipment and environmental conditions from a smartphone, tablet, or computer.
Dwyer Instruments has released its Humidity/Temperature Transmitter Series RHPLC. The Series RHPLC is ideal for monitoring humidity and temperature levels for many building automation applications such as room comfort monitoring for schools, offices, or hospitals.
Johnson Controls has announced the release of its UL Certified TYCO® LFP™ Antifreeze. This third-party tested and evaluated solution helps fire protection systems comply with National Fire Protection Association (NFPA) 13, 13R, and 13D, which require the use of listed solutions in new antifreeze systems. Existing antifreeze systems must meet this requirement by 2022 under NFPA 25.
Larson Electronics released an 80-watt explosion proof 12-inch exhaust fan recommended for use in hazardous locations and with toxic gas sensors (not included). This 850-cfm unit is weather resistant and wall mounted featuring internal motorized and external fixed louvers.
Greenheck has developed a UL-approved three-sided retaining angle installation method for fire and combination fire smoke dampers. The company says this method is ideal for installations where the damper sleeve is tight up against a wall, floor, or other obstruction with no room for a retaining angle on one side.
Engineered Systems Magazine’s January 2019 issue features the winners of the 20 to Watch: Women in HVAC contest, questions the feasibility of demand-controlled kitchen ventilation, examines the three sides of the combustion triangle, considers the nexus of ASHRAE Standards 90.1 and 62.1, and much more.