Greenheck’s new Model GWAE self-cleaning Auto Scrubber Hood System cleans both sides of the filters in place along with the inside of the exhaust plenum. Company officials said this eliminates the need for daily removal and cleaning, reducing operating costs and increasing worker safety. The reduction of grease build-up on the filters, ductwork and fans decreases fire potential as well.
Optimum Energy has released its new patented OptimumEDGE™ product. The company says the product is a quick-start HVAC optimization solution that shaves energy use by 13% on average — and cuts water use as well — without affecting building operations or occupant comfort.
Johnson Controls has released Metasys® 8.0. The company says the BAS enhancements will provide ease of use, faster troubleshooting, less time on task, and reduced risk and easier integrations. Metasys provides essential instrumentation and control to save energy, lower operational costs, and enable efficient and secure operations.
Johnson Controls has extended its TempMaster® line to include OmniElite™ single package rooftop units. Available in 50- to 65-ton cooling capacities, the company says its new units offer a footprint up to 20%smaller than competing units, double-wall construction, single-point power connection and efficiency ratings that exceed ASHRAE 90.1 standards.
The Air-Conditioning, Heating, and Refrigeration Institute announced that its Controls Product Section will be divided into two new sections: Air Conditioning & Refrigeration (ACR) Electronic Controls and Gas Controls.
Ebm-papst says it has developed a new EC fan line that ensures efficient, economical, and quiet operation. The size 500 axial fans from ebm-papst were specially engineered for use in outdoor heat pumps and have now been optimized for energy efficiency and noise reduction.
The York Direct Fit rooftop replacement solution from Johnson Controls now includes a full line of 3- to 8.5-ton packaged heat pumps. Like other products in the Direct Fit series, the company says its heat pumps feature an exact-fit replacement design that matches the units to footprints of other manufacturers’ units and reduces installation time, cost, and complexity by eliminating the need for a curb adapter.
Why was one floor’s laboratory ventilation failing to keep up, when it was even the closest floor to the rooftop fans? Some system sleuthing led two engineers to a fitting conclusion. Read more stories in May Issue 2017.