All Discussions Tagged 'NFA' (1)

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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

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Discussion Forum

Water Saver or Gimmick?

Started by Sean Lintow Sr. Last reply by Keith Tripp Oct 20. 23 Replies

Moisture/Mold on rim joist

Started by John Shillito. Last reply by Bob Krell Oct 12. 11 Replies

Radon - Passive Systems

Started by Sean Lintow Sr. Last reply by Bryan Gabriel Jan 5. 5 Replies

Vented Soffit! DO or DON'T?

Started by Daniel Baur-McGuire. Last reply by Daniel Baur-McGuire Nov 15, 2016. 13 Replies

Duct Testing - is a change in order?

Started by Sean Lintow Sr. Last reply by Sean Lintow Sr Aug 6, 2015. 20 Replies

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Dara Bowser replied to Don Fugler's discussion joining ducts in the group HVAC
"Good to hear you have clean dryer ducts Don. The dryer duct issues that we run into are…"
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Don Fugler replied to Don Fugler's discussion joining ducts in the group HVAC
"David, If the IMC mandates metal dryer duct and prohibits metal screws, they must be accepting…"
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David Butler replied to Don Fugler's discussion joining ducts in the group HVAC
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Don Fugler replied to Don Fugler's discussion joining ducts in the group HVAC
"Brendan, Thanks for that response. Because of your warning, I just went down to the basement and…"
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Brendan Reid replied to Don Fugler's discussion joining ducts in the group HVAC
"Hi Don, Summary: DRYER VENT: screws bad idea, possibly prohibited by code. METAL DUCT: must be…"
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