HVAC Product/Literature/Software

Thermostats: Johnson Controls

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Johnson Controls released a new series of pneumatic-to-digital thermostats, the WT-4000. The WT-4000 series converts older pneumatic room control systems and enables communication with newer digital building automation systems.


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Exhaust fans: Greenheck

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Greenheck’s new ceiling exhaust fan Models SP-80 and SP-110 feature energy efficient EC motor technology. According to the company, they have been designed for nearly silent operation. An adjustable low-cfm setting allows precise adjustment to prevent over-ventilating and maximize efficiency, while an adjustable time delay sets how long the fan will run on high speed before returning to a continuous lower speed.


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Check valve: Flomatic Corp.

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Flomatic Corp. introduced its new Model 80DICL-VFD, a special patent-pending submersible pump check valve for use with VFD control submersible pumps. According to the company, standard check valves will “chatter” and be noisy when a VFD goes to low flow, causing premature wear and eventual failure.


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Boiler: Bosch Thermotechnology

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Bosch Thermotechnology has expanded its Buderus brand GB162 gas condensing boiler offering. The company claims by combining condensing and cascade technologies together in one compact design provides ultra-high performance efficiencies (up to 93% AFUE) with the ability to fit multiple boiler units into tight spaces.


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Air purifier: Continental Fan

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Continental Fan is offering the CX3000GS Ducted Air Purifier, which the company says deals with all facets of air purification: particle removal, chemical neutralization, and living organism abatement.


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Air conditioner: Coolerado

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Coolerado has launched its M50 Downflow air conditioning unit delivering an Energy Efficiency Ratio (EER) above 40 when used as stand-alone and above 21 when working in concert with DX Roof Top Units (RTU). The company claims the M50 Downflow line was designed for easy installation on commercial roof curbs.


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Fan: Entrematic

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The new Serco ATEC™ HVLS fan features advanced technology and design elements to distribute more air with less energy consumption than other big fans in the market, according to company officials. The Serco Advanced Technology for Environmental Control HVLS fan, or the ATEC HVLS fan, features an optimized five-blade profile, which translates to more airflow while conserving energy. The ATEC’s refined airfoil shape results in less drag, which in turn, equates to greater circulation and employee comfort.


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Check valve: Flomatic Corp.

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Flomatic Corp. introduced its new Model 80DICL-VFD, a special patent-pending submersible pump check valve for use with VFD control submersible pumps. According to the company, standard check valves will “chatter” and be noisy when a VFD goes to low flow, causing premature wear and eventual failure.


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Rooftop unit: Lennox

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Lennox has expanded its light commercial Raider® rooftop unit line to include new 7.5- to 12.5-ton models, adding to its existing offering of 3- to 5-ton units. Designed for compatibility with many replacement installations, Raider units are built to fit the most curb sizes virtually eliminating the need for an adaptor curb on many replacement jobs. Available in gas/electric and electric/electric models, 3- to 12.5-ton units offer efficiency levels of up to 13 SEER, 11.5 EER, and 13.2 IEER.


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Fire pump: Armstrong Fluid Technology

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The HSC Firepak™ from Armstrong features a compact design, which officials describe as a “plug and leave” design. The company also said it features readily available CAD drawings, specifications, dimensions, and pricing data.


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2014 September

Check out the September 2014 issue of Engineered Systems, with features on radiant panels, refrigerant flow systems, and much more!

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