Blog Contributors

Scott Arnold

Described by a colleague as "a cyborg ... requir(ing) virtually no sleep, no time off, and bland nourishment that can be consumed while at his desk" who was sent "back from the future not to terminate anyone, but with the prime directive ‘to edit dry technical copy...

May 01, 2015

The Return of Johnny Tundra, Cold-Weather Engineer

Fifteen years ago, Ron Wilkinson became a commissioning authority. At the time, most commissioning case studies focused on problems of moisture incursion in air-conditioned buildings in hot and humid climates. Ron wanted to call attention to cold-weather problems in Northern Tier states and do it in a way “that was fun and that described....More

Lawrence (Larry) Clark, QCxP, GGP, LEED AP+

A member of HPAC Engineering’s Editorial Advisory Board, Lawrence (Larry) Clark, QCxP, GGP, LEED AP+, is principal of Sustainable Performance Solutions LLC, a South Florida-...

Drones on Building Job Sites

In my Aug. 26, 2014, post, I wrote that we soon might have drones taking our construction-progress photos. Not surprisingly, that time is here....More
in Show Product News Jan 29, 2013

Condensing Hot-Water Boiler

The ClearFire-LC (CFLC) gives large facilities a condensing-hot-water-boiler option from 4,000 to 12,000 MBtu. The CFLC uses patented AluFer heat-transfer technology and a high-turndown burner with advanced controls to deliver peak efficiency and ultralow emissions in a compact footprint. The CFLC is a cost-effective alternative....More

Ron Rajecki

Ron Rajecki is the former senior editor of HPAC Engineering and Contracting Business magazines.

in Ron's Ramblings Dec 04, 2013

What Advice Would You Give to Controls Contractors?

What advice would you like to give to controls contractors and their technicians?....More

Michael S. Weil

Mike Weil is the editorial director of three Penton Media, Inc. properties: Contracting Business.com magazine, HPAC Engineering magazine, and HVACR & Hydronics Distribution Business magazine. He has worked for...

May 10, 2014

HVAC Building Controls: A Gateway for Hackers?

For commercial facility owners and managers, building security today goes beyond access, fire, and and tenant safety. Cyber security has become one of the hottest issues they face and the mechanical systems engineer can be part of the solution....More
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Aug 11, 2015
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Improving HVAC Energy Efficiency Through Accurate Humidity Measurement

Learn about how the right humidity and CO2 instruments can help address and prevent issues regarding unreliable control systems, improving human comfort and high maintenance costs....More
Jul 22, 2015
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How to Get the Most Out of Your Building Automation System with Service

This webinar will walk you through a systematic approach to maintaining building controls systems and the benefits that are gained through this approach, both during building startup and throughout the lifecycle....More
May 14, 2015
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School Summer HVAC Maintenance and System Upgrades

This webinar will cover important tasks that should be performed during summer break to ensure school HVAC systems operate reliably and efficiently throughout the school year, providing good indoor-air quality and thermal and acoustical comfort for students and staff members....More
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