Viega’s new 45-degree elbows for Viega PEX Press systems allow users to install larger tubing with Viega’s press technology, according to the company. The new, polymer PEX Press 45-degree elbows are available in 1.5-in and 2-in sizes. The elbows feature Viega’s patented Smart Connect® feature, which allows water to flow past an unpressed fitting.
Johnson Controls has expanded its YORK line of YLAA Air-Cooled Scroll Chillers up to 200 tons. The company says the extended capacity of the YLAA offers a more cost competitive solution to 200-ton opportunities without sacrificing size, quality, and efficiency.
Quantech™ has expanded its line of QTC3 Air-Cooled Scroll Chillers up to 200 tons. The company says its new QTC3205 offers a more cost competitive solution to 200-ton opportunities without sacrificing size, quality, and efficiency.
E2S Warning Signals is launching STEx, its latest family of explosion proof audible and visual warning devices. Optimized for use in fire and gas warning systems in offshore and marine safety systems, STEX is manufactured in 316L and 316 grade stainless steel to give enhanced corrosion resistance and extended operational life in hostile environments. The latest transducer technology in both the alarm horns and strobes aim to ensure high sound and light outputs with low-current draw, reducing the host system’s power requirements and potentially lowering the size of the UPS back-up capacity.
The new Luxaire® LX Series 14 SEER THE split system heat pumps and TCD air conditioners from Johnson Controls support 3-phase, 230/460-volt light commercial applications. The company says the air conditioners and heat pumps have been proven in field trials and Luxaire’s five-year accelerated testing that incorporates tested components and CSA and UL safety certifications. The company also says the products feature robust condenser coils constructed from durable copper tubing and enhanced aluminum fins for optimal heat transfer.
RAE Coils announces the launch of its new Insulated Coil Boxes, designed for applications where maintaining different room temperatures is necessary. Unlike traditional HVAC systems, where temperature is controlled on an equipment level, the RAE Coils Insulated Coil Boxes are capable of controlling temperatures on a per-room basis. This equipment is ideally designed for use in pharmaceutical processing, food storage, healthcare, and high-rise building applications.
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.
Retrieving every last bit of performance from the system while stopping short of the surge line is no small feat. Dig into sizing, tower selection, chilled water loads and stability, and condenser water management to leave no efficiency stone unturned. Read more in April issue