Larry Nissman's Discussions (10)

Discussions Replied To (8) Replies Latest Activity

"I don't know what is under the foam, but probably just the floor deck. I would have…"

Larry Nissman replied Aug 5, 2016 to Foam insulation on attic floor

13 Aug 11, 2016
Reply by tedkidd

"Hi Bud. This home is in the North East (NYC Suburbs). We are a mechanical contractor…"

Larry Nissman replied Aug 5, 2016 to Foam insulation on attic floor

13 Aug 11, 2016
Reply by tedkidd

"Hi Quinn. I'm first trying to find out if this is considered a bad insulation instal…"

Larry Nissman replied Jul 29, 2016 to Foam insulation on attic floor

13 Aug 11, 2016
Reply by tedkidd

"Hi Folks. Found this in a home in which the home owner had been complaining about mi…"

Larry Nissman replied Jul 29, 2016 to Foam insulation on attic floor

13 Aug 11, 2016
Reply by tedkidd

"I have to agree with Kurt. 2000 ppm is exceedingly high. I have tested hundreds of h…"

Larry Nissman replied Jul 31, 2014 to Fixing a water heater?

21 Oct 12
Reply by Eric Kjelshus

"I have been reading the threads in this discussion and thought I would add my two ce…"

Larry Nissman replied Feb 14, 2013 to Any feedback on Advanced Energy Panels (window insulation panels)?

35 May 19, 2016
Reply by Bryan Gabriel

"Robert, I think Chad was suggeting that the humidifier might be running and they don…"

Larry Nissman replied Sep 13, 2012 to Winter condensation on windows in a house that is very well insulated.

53 Nov 5, 2012
Reply by Robert Riversong

"I was going to say what Chad said. Somebody should make sure that they don't have a…"

Larry Nissman replied Sep 13, 2012 to Winter condensation on windows in a house that is very well insulated.

53 Nov 5, 2012
Reply by Robert Riversong

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Forum Discussions

How would you insulate this roof?

Started by David Butler in General Forum. Last reply by Brad Cook 2 hours ago. 33 Replies

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Started by John Krochmalny in Training. Last reply by Mahendra Shah on Friday. 1 Reply

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Latest Activity

Brad Cook replied to David Butler's discussion How would you insulate this roof?
"I missed where the suggestion for rails came in. The plywood would not need any rails. 4+ inches is…"
2 hours ago
David Butler replied to David Butler's discussion How would you insulate this roof?
"I'm a little confused about the necessity and purpose of using support rails if working on…"
2 hours ago
David Butler replied to David Butler's discussion How would you insulate this roof?
"If you insulate master bedroom and family room from below, you definitely need more R-value than…"
2 hours ago
David Butler replied to David Butler's discussion How would you insulate this roof?
"Brad, I was only talking about using EPS between the ridges, if necessary, to conform to bolts.…"
2 hours ago
Brad Cook replied to David Butler's discussion How would you insulate this roof?
"It kind of depends on the PIC. Not all insulation is made the same. Here in VT (and all of New…"
2 hours ago
David Butler replied to David Butler's discussion How would you insulate this roof?
"Filling those shallow valleys with rigid foam not only prevents primary foam panels from…"
3 hours ago
Brad Cook replied to David Butler's discussion How would you insulate this roof?
"Bill, you just posted a number of responses in different areas of the thread. I will try to respond…"
7 hours ago
Donald Hester liked Marc Tannenbaum's blog post 3 Issues HVAC contractors Should Know About Impacting Customer Comfort and Health
7 hours ago

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