The new TYCO DV-5A deluge valve from Johnson Controls offers improvements on the DV-5 valve while keeping the original key features. The company says DV-5A deluge valve has a higher pressure rating of up to 300 psi and lower pressure drop, allowing water to travel further at specified system pressure.
Watts introduced its Big Daddy RD-800 Series dual roof drains for providing roof drain overflow protection. The dual roof drain/overflow combinations offer leakage protection, durable construction, and ease of installation, said company officials.
Taco Comfort Solutions’ new PF Series plate and frame heat exchangers are ASME designed and constructed. According to the company, computerized product selection greatly simplifies the process of choosing the correct heat exchanger for the required application. The compact size of PF Series heat exchangers, make it an ideal for a wide range of commercial applications.
Armstrong Fluid Technology has developed ADEPT Select, a new online selection software for engineers and contractors who need to size and select Armstrong solutions. ADEPT Select includes the broad range of Armstrong solutions and services and is compatible with hand held devices.
Metraflex has introduced the LPD-MAG, upgraded with a Neodymium magnet to catch iron oxides. The Low Pressure Drop Y-Strainer from Metraflex was the result of a completely re-engineered design of the traditional Y-Strainer. Company officials said the LPD Y-Strainer provides a much better pressure drop and, at the same time, a much higher debris capacity.
Heat Transfer Products Group LLC (HTPG) debuted its ColdZone Dual-Pak Multi-refrigerant Air Cooled Condensing Units for walk-in cooler and freezer applications.
Navien introduced its new NFC series stainless steel fire tube combi-boilers available in two sizes: NFC-175 (175,000 Btuh) and NFC-200 (199,900 Btuh). The company says the combi-boilers provide enough heating input for up to a 3,500-square-foot home and continuous domestic hot water supply for up to three bathrooms. Ideal applications include retrofits and new installations in single-family homes, multifamily houses, and light commercial buildings.
Samsung has launched Fresh Access™, a ventilation product line designed to bring fresh air into commercial buildings. The Fresh Access line includes three fresh air solutions that will align with ASHRAE requirements for fresh air: packaged dedicated outside air system (DOAS), split DOAS, and energy recovery ventilators (ERV).
Lochinvars’ CREST Condensing Boiler family is engineered to achieve higher thermal efficiencies in major commercial applications. The company reports that its CREST Condensing Boiler upgrade provides up to 96 percent thermal efficiency in six models ranging from 2.5 million to 6 million Btuh.
The new Mega-Stack option for Greenheck’s Model FJI FumeJet® fume exhaust fan offers extended discharge from 10-15 feet in overall stack discharge height, making it ideal for low flow applications requiring higher plume rise.