Best Practices (Residential) Discussions (48)

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Attic ventilation with mixed soffit heights.

Passive venting solution needed. How do you manage the air flow to properly ventilate an attic when one soffit is low and the other somewhe…

Started by Bud Poll

34 Apr 17, 2013
Reply by Bud Poll

Looking for advice on garage-to-house air sealing

We know that air from attached garages moves into houses, and we have some data on the size of the leakage area from the garage to the hous…

Started by Don Fugler

12 Apr 4, 2013
Reply by Eric Kjelshus

Variable Frequency Drive controllers

Would anyone out there happen to have experience with a retro-fit VFD controller for a pool pump system?  I'm interested in the complexity…

Started by Eric Sperline

3 Mar 30, 2013
Reply by Dennis Heidner

RESNET & Confirmed Ratings - no more fake numbers

Who says they don't listen or they deny almost every response? I just got the email last night that... Accepted. BSR/RESNET Standard 301-20…

Started by Sean Lintow Sr

2 Mar 2, 2013
Reply by Sean Lintow Sr

To tyvek or not to tyvek... that is the question

Lately I have been seeing & getting numerous questions on the use of WRB’s or Weather Resistive Barriers. For example; do I need it if…

Started by Sean Lintow Sr

3 Jan 22, 2013
Reply by Bud Poll

Ridge Vent NFA

I'm confused.  If a ridge vent is advertising 18 in² of Net Free Vent Area (NFA) per linear foot, yet is only 3/4" thick, what is the real…

Started by Bud Poll

15 Jan 5, 2013
Reply by Bob Blanchette

Attempting to identify fireplace outside air intake

Wood burning fireplace on 13 year old home in Wisconsin. Exterior wall with cantilevered chase. During blower door test I found noticeable…

Started by John Shillito

4 Dec 25, 2012
Reply by Ed Voytovich

Don't eat your sweater

Many of you may have  heard Joe Lstiburek say "Build tight, ventilate right and don't eat your sweater.." or you may heave read where John…

Started by John Brooks

13 Oct 18, 2012
Reply by tedkidd

Exhaust Fan Venting - Bathroom, ERV, & HRV

In another thread (that grew quite unwieldy) the question came up about exhaust venting Robert Riversong:  "the most foolish way to duct an…

Started by Sean Lintow Sr

34 Oct 10, 2012
Reply by Robert Riversong

Blown fiberglass vs. cellulose

Hi, just wondering your thoughts are regarding blown F.G. specifically the atticcat system with proper air sealing vs. cellulose. Thanks

Started by Paul Lasicki

22 Sep 5, 2012
Reply by Robert Riversong



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