International Environmental Corp. (IEC) has unveiled the ReStoraMOD™ modular hi-rise replacement fan coil series. Designed to streamline HVAC renovations in hospitality and other hi-rise environments, the company says the ReStoraMOD can be installed with minimal disturbance to existing wall and room finishes in as little as a few hours.
Taco’s newest Zone Sentry Zone Valve – with an inverted flare – is suited for retrofit and new construction work. According to the company, the zone valves improve the overall performance of any hydronic system that uses a zone valve. Taco’s zone valve line uses microcircuit-based logic to control a gear-driven electronic actuator that drives a ball valve-based body design.
RectorSeal® Corp. has launched RectorSeal Blue+™, a non-setting, multi-purpose, lead-free, blue-colored pipe thread sealant approved for use with multiple plumbing and HVACR residential, commercial and industrial applications. Blue+ is unrestricted for use with all threaded metal, polyethylene, fiberglass reinforced, PVC, CPVC, and ABS pipe.
Metraflex says it has made the first major redesign to conventional Y-Strainers since the early 1900s. The Low Pressure Drop LPD Y-Strainer, a patent-pending design, is completely re-engineered with a screen 50% to 60% larger than the industry average, with more holes and a larger surface area.
Continental Fan has introduced the new DXG & DXP AC Motorized Axials. The coupling of the motor and impeller minimizes space requirements and provides for vibration free operation. Both motor and impeller are located directly in the air stream, providing excellent heat dissipation and efficient motor cooling, according to the company.
Bosch Thermotechnology will introduce a new sealed combustion, high-efficiency stainless steel boiler line with condensing technology. The SSB family will consist of a total of eight models in four separate housing sizes with inputs ranging from 85 MBH up to 1,024 MBH, applicable for use in small studio units all the way up to commercial buildings.
Johnson Controls recently unveiled its new York VRF solution, a benefit of the company’s recent Hitachi joint venture. The ductless and modular HVAC solution heats and cools multiple building zones to increase energy savings, improve occupant comfort, and lower construction costs. VRF features Hitachi’s high-efficiency compressors and is complemented by energy modeling and selection tools to measure and compare VRF to other HVAC technologies.
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.