Nortek Global HVAC has added the R7DA, a combination dedicated outdoor air system (DOAS) and conventional space conditioning rooftop unit (RTU), to the Reznor® and Mammoth® branded R7 Platform product lines.
Uponor North America has launched of its ProPEX® copper press adapters in sizes from .5 inch to 3 inch. The company said the product is a flameless solution that makes hybrid PEX-to-coppor connections faster.
SPX Cooling Technologies has introduced the Marley MBX EZ Pack Fill. The company says the high-performing fill provides easy handling and assembly for faster installations. Specifically designed for fill replacement projects, the polyvinyl chloride (PVC) pack fill delivers to the job site in two pieces and is bottom-supported.
Marketair Inc. has introduced RoughinBox™, a plastic terminal box designed for expediting the rough-in of linesets, condensate hoses, and electrical/communication cabling for wall-mounted minisplit and VRF evaporator installation. According to the company, the RoughinBox reduces rough-in time by creating a central point with dedicated ports at which linesets, condensate hoses, and electrical/communication cabling can safely and easily terminate.
RectorSeal® Corp. has introduced the SS1 Directional Cleanout Tool for clearing clogged debris from 3/4-in primary and secondary condensate drain lines of all air conditioner brands and sizes. The tool uses RectorSeal's Safe-T-Switch® SS1 inline overflow/shutoff switch body or any condensate drain 3/4-in PVC inline tee as an access cleanout fitting.
ONICON Incorporated introduced its new F-4400 Portable Clamp-on Ultrasonic Flow Meter. The F-4400 features a fluid temperature range of -40° to 300°F and operates over a wide flow range. It has a “no-moving-parts” design and does not penetrate the pipe.
Johnson Controls says its reinvented York® Custom Air-Handling Unit is designed to adapt to the unique needs of the environment, providing balanced performance by matching AHU features and efficiency against precise building demands.
In 2005, Swegon introduced the Parasol comfort module for ventilation and waterborne heating and cooling. It provides a fully adjustable 360-degree air spread pattern and a very low noise level. This combination makes it an ideal solution for offices, conference rooms, and many other applications.
Superior Radiant Products says its SRP Modulus™ adaptive modulating infrared tube heater provides thermal efficiencies in excess of 80%. Rates range from 80,000 to 200,000 Btuh with a 40% modulating differential.
Engineered Systems magazine’s September 2019 issue questions the need for multiple building codes that cover the same subjects, examines the dos and don’ts of power systems for critical facilities, offers tips on how to select the proper centrifugal pump circuit flow controls, and much more.