Bob Kretvix's Discussions (20)

Discussions Replied To (10) Replies Latest Activity

"At least you know now.  So many materials contain asbestos its probably more difficu…"

Bob Kretvix replied Nov 28, 2012 to Unknown Old Insulation

15 Dec 28, 2012
Reply by Matthew Redmond

"All I can say is that if it isn't known and has the appearance of something that cou…"

Bob Kretvix replied Oct 11, 2012 to Unknown Old Insulation

15 Dec 28, 2012
Reply by Matthew Redmond

"Never saw this, but looks a little like air-cell pipe insulation. This is considered…"

Bob Kretvix replied Oct 11, 2012 to Unknown Old Insulation

15 Dec 28, 2012
Reply by Matthew Redmond

"You can also get types where you plug in the dimensions and it gives readings in cfm…"

Bob Kretvix replied Sep 28, 2012 to Tired of climbing ladders and reaching to find air leaks during blower door test I have a solution!!!

17 Nov 26, 2012
Reply by Damien Herold

"You really didn't answer how you use that cfm number.  Are you just comparing relati…"

Bob Kretvix replied Sep 28, 2012 to Tired of climbing ladders and reaching to find air leaks during blower door test I have a solution!!!

17 Nov 26, 2012
Reply by Damien Herold

"Can you explain how you would use the thermoanemometer and your criteria for air flo…"

Bob Kretvix replied Sep 27, 2012 to Tired of climbing ladders and reaching to find air leaks during blower door test I have a solution!!!

17 Nov 26, 2012
Reply by Damien Herold

"You are right about the significant cost for air sampling.  As an Industrial Hygieni…"

Bob Kretvix replied Feb 9, 2012 to Spray Foam Liability

10 Feb 14, 2012
Reply by Bruce Navin

"Dirty Sock Syndrome is actually caused by a combination of bacterial "slime" (biofil…"

Bob Kretvix replied Feb 2, 2012 to Dirty Sock Syndrome in high efficiency HVAC units

12 Nov 17, 2014
Reply by Hal Skinner

"Dmitri Gas leak detectors are generalized meters which can detect a wide variety of…"

Bob Kretvix replied Dec 29, 2011 to Ambient Combustable Gas

6 Jan 6, 2012
Reply by Tom Barrett

"Tom, Why did you have to change the plumbing in the San Diego pool?  I just purchase…"

Bob Kretvix replied Jun 2, 2011 to How's the water? Managing energy use in Pools.

12 Jul 21, 2011
Reply by Mike Estupinian

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Ed Minch commented on Tom White's video
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Measured Home Performance: Assessment with a Infrared Camera

"I find it best to scan one time before the Blower Door is used to check for insulation and…"
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Dan Antonioli replied to Dan Antonioli's discussion Net Zero Energy Hot Water
"Okay, a couple of things. The 1.0 kW per square meter reference is only under the most ideal lab…"
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Hans Joachim Preiss replied to Dan Antonioli's discussion Net Zero Energy Hot Water
"Dan, Let me attempt to compare apples with apples: My solar thermal system is located in…"
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Dan Antonioli replied to Dan Antonioli's discussion Net Zero Energy Hot Water
"Hi Hans, I don't know where you're located but where I am a 2.5 kw pv system costs closer…"
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Hans Joachim Preiss replied to Dan Antonioli's discussion Net Zero Energy Hot Water
"I use the combination of solar PV and heatpump water heaters in the vast majority of net-zero…"
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Residental Energy Specialist: Washington, DC (or possibly telework)

Position Summary: CSRA Incorporated is searching for a Sr. Residential Building Energy Efficiency…See More
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