Latest News

AHR Expo to donate $20,500 to Atlanta Police Athletic League

The AHR Expo is giving back to the Atlanta community with a donation of $20,500 from its Innovation Awards program to the Atlanta Police ...

Mestek names new technical resources manager

Skip Diamond has joined Mestek as the new technical resources manager for the Sterling HVAC, SpacePak, and Koldwave brands.

KMB Design Group appoints two new partners

KMB Design Group has promoted Allison Kimball and Steven Fox to partner.

RectorSeal names new VP of sales and marketing

RectorSeal LLC named Jeff Underwood as its vice president of sales and marketing.

Carrier announces commercial products price increase

Carrier, which manufactures products under the Carrier, Bryant, Payne and ICP brand names, announced a price increase of up to 6 percent ...

Taco names Cheryl Merchant as president

Cheryl Merchant was named president of the Taco Family of Companies in North America.

Dewberry hires new engineers to Raleigh office

Dewberry has hired Heather Platt, P.E., and Ross Stocks, P.E., LEED A.P., in its Raleigh, North Carolina, office.

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Commercial HVAC

The Performance of New HVAC Controls Software is Highly Dependent on the System's Hardware

Ionel Petrus P.E. Mary Taylor

With the ever-changing field of technology comes improvements in both energy and ease of use for many systems across the industry. …

Columns

Replacing a Utility Company's Steam System with a High-efficiency Condensing Boiler System

Amanda Parolise

This month’s Facility File will focus on the B2B December test for the energy retrofit of a commercial office building hot water heating system conversion from a utility company steam …

IAQ

Relative Humidity's Role in Occupant Comfort, Health

Stephanie Taylor, M.D., M. Arch, CIC

Balancing relative humidity plays a key role in not only comfort but the health of occupants. …

Columns

CAD Design: What to Include, What to Exclude

Ira Goldschmidt P.E.

What should be included, and what can be left out? Read for the final, crucial element in a BAS design. …

Cooling & Chillers

Manuals Play a Crucial Role in System Commissioning

Rebecca T. Ellis, P.E.

Documentation is a constant throughout the commissioning process, theoretically starting with the owner’s project requirements and ending with the commissioning report. …

HVAC Design/Construction Process

Inside an Air-handling Room: A Quality Assurance Checklist

Howard McKew P.E., C.P.

Years ago, I was responsible for quality control (QC) of our facility manager’s performance of outsourced building management services, and I did part of my QC responsibilities by completing walking …

Blue e+ cooling units – Rittal

The Rittal Blue e+ cooling units are now available in a roof-mounted version. The units, suitable for enclosures from a size of 800 mm by 600 mm (W x D) upwards, have a cooling output of 1.3 kW. The company says this means that cold air can also flow from above around the devices installed inside the enclosure, such as frequency converters. Alternatively, cooling can also be provided in combination with the new VX25 large enclosure system as a complete integration solution.

HVAC Product/Literature/Software

SLX Ultraviolet Fixture – UV Resources

The SLX high output ultraviolet fixture from UV Resources disinfects HVACR airstreams, cooling coils, and drain pans. The SLX fixture, which stands for Single Lamp eXterior-mounted fixture, offers facility managers and building owners an option to disinfect air and surfaces that are typically inaccessible from inside the air handler.

Classifieds

HVAC Product/Literature/Software

FLIR VT8-600 and VT8-1000 Testers – FLIR Systems

FLIR Systems has released its FLIR VT8-600 and VT8-1000 voltage, continuity, and current testers. The testers troubleshoot and verify electrical installations or systems within commercial and light industrial facilities. The company says the electrical meters are compact enough to reach into cramped openings or crowded cabinets (51-millimeter width), while providing an open-jaw design for current measurements and large-diameter cables (up to 15.5-millimeter diameter).

HVAC Product/Literature/Software

HotLinkPlus-e – Taco Comfort Solutions

Taco Comfort Solutions says its Hot-LinkPlus-e offers high-efficiency, intelligent domestic hot water recirculation for retrofit applications. A dedicated return line is not required.

HVAC Product/Literature/Software

Metasys 10.0 – Johnson Controls

Johnson Controls has released Metasys 10.0 for building management. The company says the latest Metasys aims to provide facility personnel with smarter building automation, faster responses to critical alarms, and new integrations with fire detection, security, and lighting systems – all with visibility from a single common interface.

HVAC Product/Literature/Software

SVF Commercial Boiler – Weil-McLain

Weil-McLain® has developed its new Stainless Steel Vertical Firetube (SVF) featuring a thermal efficiency up to 97.1%. Available in 750 and 1,100 models, the SVF line features a clover-shaped stainless steel fire tube heat exchanger for corrosion resistance, a new and bold exterior look, and simple, user-friendly controls to make installation and operation easy.

Engineered Systems Magazine

2018 December

Check out Engineered Systems Magazine’s December 2018 issue, which features the fundamentals of fire resistance, the intricacies of as-built controls documentation, and much more.

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