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Rigid Foam (Polyiso) as a Weather-Resistive Barrier

Hello pros! I have done much reading on the subject and am still in need of a final round of feedback on using foil-faced polysio board as…

Started by Patrick Michaelyan

10 Mar 18, 2014
Reply by Dennis Heidner

Bad floor insulation installation

 We are seeing this more and more... 9" of insulation flush on the bottom of a 12" or 14" floor joist cavity.  No contact with conditioned…

Started by Kent Mitchell

5 Mar 17, 2014
Reply by Bud Poll

Closed-Cell Foam & Brick Walls

Hello Pros. I have been reading up on the use of closed-cell foam applied to brick (foundation) walls. I live and do business in northern…

Started by Patrick Michaelyan

4 Mar 15, 2014
Reply by Patrick Michaelyan

How to determine HDD's and "savings" from furnace upgrade

Last fall I upgraded my furnace from a 88,000BTU 80% to a 44,000BTU 90%. My gas bills are at record highs, although I'm sure some of it can…

Started by Bob Blanchette

75 Mar 15, 2014
Reply by Steve Waclo

I say to-may-toes and you say to-mah-toes

I like that song but I'm showing my age. We often talk about the general public's need to be educated about energy efficiency to increase t…

Started by Bud Poll

6 Mar 15, 2014
Reply by Bud Poll

How to keep mice, critters from getting into duct insulation that is under a house that is on piers.

How do you keep mice, critters from getting into duct insulation that is under a house that is on piers?

Started by Craig McManus

5 Mar 13, 2014
Reply by Charles Cormany

How well does airkrete work and can it be sprayed under roof decks using the webbing. is there a safer spray foam

How well does airkrete work and can it be sprayed under roof decks using the webbing. Is there a safer spray foam ?

Started by Craig McManus

1 Mar 10, 2014
Reply by tedkidd

BPI Launches Home Rating Program Using DOE's Home Energy Score

BPI is excited to announce the launch of its Rating Program. Participants in the BPI Rating Program will provide customers with an affordab…

Started by Mike Kandel

2 Mar 6, 2014
Reply by Tom Conlon

Comparing energy cost break even points

I'm trying to calculate the heat loss "breakpoints" for going all electric with heat pump, dual fuel system, or conventional gas heat. A wh…

Started by Bob Blanchette

11 Feb 28, 2014
Reply by Kurt Albershardt

Energy Savings Guarantees

Andy Frank of Sealed has a nice series of posts going on home energy guarantees. The concept first captured when I saw Perry Bigelow start…

Started by Mike Rogers

0 Feb 25, 2014

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Too many BTU's. Too much horsepower?

Started by Steve in General Forum. Last reply by Walter Ahlgrim yesterday. 3 Replies

Stack/wind pressure and flow networks.

Started by Daniel James Grundy in Training. Last reply by Daniel James Grundy yesterday. 5 Replies

BDT with vermiculite in hollow CMU walls?

Started by Brad Cook in General Forum. Last reply by John Nicholas yesterday. 2 Replies

Strange IR Image

Started by Larry Nissman in General Forum. Last reply by Brad Cook Mar 9. 7 Replies

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Walter Ahlgrim replied to Steve's discussion Too many BTU's. Too much horsepower?
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