Testing, Monitoring, Tools

Silicon Designs Inc.: Vibration Monitor

The nitrogen-damped and hermetically sealed SDI Model 1525 Series is expressly designed for tactical navigation, seismic, and other zero-to-medium-frequency instrumentation applications that require high repeatability, low noise, and maximum stability. 

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Onset Computer Corp.: Data Logger

The self-contained HOBO MX1101 wireless data logger, which works with Onset’s free HOBOmobile App for logger setup and data management, enables the user to access data over a 100-foot range, at any time, from an iOS mobile device. 

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Georgia School District Learns Value of Preventive Maintenance

Ensuring energy efficiency, cost effectiveness, and comfort

Gwinnett County Public Schools (GCPS), located in the Atlanta metro area, is the largest school system in Georgia. The school district runs a full preventive maintenance program on most of its mechanical equipment. And it continues to add new preventive maintenance job plans for pieces of equipment that didn’t have one before.

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Extech Instruments: Refrigerant Leak Detector

The RD300 is a heated diode refrigerant leak detector that pinpoints chlorofluorocarbon (CFC), hydrochlorofluorocarbon (HCFC), and hydrofluorocarbon (HFC) refrigerant leaks with three levels of sensitivity to leaks as small as 0.25 ounces per year (7 grams per year). 

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Dewalt: Impact Wrenches

The 20-V MAX Brushless High Torque Impact Wrenches are available in ½-inch (DCF899) hog ring or detent pin anvils; ¾-inch (DCF898) hog ring with retention pin hole anvil; or 7/16-inch (DCF897) quick-release chuck, specifically designed for utility applications. 

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2015 HARDI Fly-In

Highlights from HARDI's Congressional Fly-In in Washington, D.C. Post date: May 28, 2015.


NEWSMakers: Kevin Conrad
Kevin Conrad, president, Kevin Conrad Heating and Cooling Inc., Nantucket, Massachusetts, breaks down working in the New England climate, the benefits of insulation foam, and more.

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NEWS 06-29-15 cover

2015 June 29

Check out the weekly edition of The NEWS today!

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Online Reviews

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2015 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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