General Forum (1,012)

Discussions Replies Latest Activity

TREAT modeling of mid-rise apartments low heating load

Does anyone have experience using TREAT to model mid-rise (3-story) apartment buildings with interior corridors?  Our housing authority req…

Started by Jim Fowler

4 Jun 1
Reply by Don Hynek

Factory built Net Zero

The country’s first Zero Energy Ready manufactured home that is certified by the U.S. Department of Energy (DOE) is up and running in Russe…

Started by Steven Lefler

3 May 18
Reply by Steven Lefler

BDT with vermiculite in hollow CMU walls?

We don't have many brick homes around here in central Vermont. I recently visited a one-story ranch home that was built with exterior walls…

Started by Brad Cook

20 May 11
Reply by Jan Green

Assessing the true end user price of installing a new boiler?

Hi there, I often get quizzed over the true cost to the user of installing a new boiler.  It seems to me consumers do not understand the co…

Started by Tom Smith

3 May 11
Reply by Brad Cook

My modular house

My house was recently featured. Here is my PGE 2015-2016 Annual Net Energy Metering contract "TIME OF USE" E-6 billing for one year of oper…

Started by Steven Lefler

0 May 4

Velocity Pressure Testing

Has anyone encountered a plenum only system with all flexible run outs and tried to get a velocity pressure when first run comes off within…

Started by Horace Douglas Hunt, Jr.

2 Apr 15
Reply by Horace Douglas Hunt, Jr.

Energy auditing as a stand-alone business model

Most, if not all, energy auditors that I come across in the real estate world have an energy auditing company that that is also a home perf…

Started by Rob Madden

18 Apr 7
Reply by Michael Dunseith

ACEEE/CEE Market Transformation Symposium Highlights

Check out highlights of ACEEE/CEE National Symposium on Market Transformation on Twitter at #MT17DC http://ht.ly/ETCw30ay6G8

Started by Diane Chojnowski

0 Apr 4

Be Among the First to View BPI's New Website!

Want to be part of the elite group of individuals that views the new BPI professional website before its launch? Want your input heard befo…

Started by Quinn Korzeniecki

0 Mar 29

Too many BTU's. Too much horsepower?

I have a 20 year old house with a 2 1/2 ton A/C for the lower floor and a 1 1/2 ton A/C for the upper floor. The 1 1/2 ton condenser went b…

Started by Steve

4 Mar 25
Reply by Eric Kjelshus

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Forum Discussions

How would you insulate this roof?

Started by David Butler in General Forum. Last reply by Brad Cook 1 hour ago. 33 Replies

Psychrometric Chart Training

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

Dirty solar panels

Started by Evan Mills in General Forum. Last reply by Stacie Bagnasco Oct 16. 1 Reply

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…"
1 hour 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…"
1 hour 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…"
2 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…"
6 hours ago
Donald Hester liked Marc Tannenbaum's blog post 3 Issues HVAC contractors Should Know About Impacting Customer Comfort and Health
6 hours ago

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