Items Tagged with 'duct testing'

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Sept. 13, 2013: ESCO Institute Offers Duct and Envelope Training Package

The Training Program Can Be Used by Contractors or HVACR Educators and Trainers
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To help meet the need for qualified duct testing, ESCO Institute announced that it is now offering a complete duct and envelope training package that it says is easy to integrate into any training program.


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Is It Better to Test Ducts with a Positive or Negative Pressure?

By Colin Genge
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A very common complaint about duct testing is that the covers get blown off the registers. Most code language leaves the choice of pressurizing or depressurizing up to the tester, but experience has shown that the positive pressure made sealing registers much more difficult, and could triple the time to perform a test.


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2014 Energy Efficiency Forum

Highlights from the 25th annual Energy Efficiency Forum in Washington, D.C.

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NEWSMakers: Joseph Groh

Joseph Groh, an industry veteran boasting 35 years of HVAC experience, discusses the 2008 bicycle accident that cut his career tragically short, and how the Joseph S. Groh Foundation is his way of giving back to the construction trade. Posted on Aug. 22.

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Prohibiting HFCs

EPA is proposing a rule that would prohibit some HFCs in select refrigeration applications. Do you agree with this move?
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2014 National Plumbing & HVAC Estimator

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

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