Dwayne M Petko
  • Powell, OH
  • United States
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condensation in attic
24 Replies

visited attic of a house built in 1972 in columbus ohio.  problem is condensation and frost on underside of roof sheathing in attic.  air turnover is 6.6.  attic floor has been sealed and all known…Continue

Tags: attic, in, condensation

Started this discussion. Last reply by Joseph Novella Feb 19, 2013.

 

Dwayne M Petko's Page

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Dwayne M Petko replied to Brooke Ingram's discussion 3 full sets of testing equipment available for sale! in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"i imagine you have sold everything by now but if you haven't i a interest in the minneapolis duct blaster however, i am in ohio, so shipping might be expensive. "
Dec 9, 2013
Dwayne M Petko replied to David Allen's discussion Like new! Great Deal! Minneapolis Blower Door system, Duct Blaster and Flir i-7 Infrared Camera for sale in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"is duct blaster still $1500 what state are you in  is duct blaster complete does it include dg700 manometer"
Dec 9, 2013
Dwayne M Petko replied to David Allen's discussion Like new! Great Deal! Minneapolis Blower Door system, Duct Blaster and Flir i-7 Infrared Camera for sale in the group Energy Auditing Equipment for Sale, Trade or to Purchase
"i realize this post was put up some time ago, is he duct blaster still available"
Dec 8, 2013
Dwayne M Petko joined allen p tanner's group
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Energy Auditing Equipment for Sale, Trade or to Purchase

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Dec 8, 2013
Joseph Novella replied to Dwayne M Petko's discussion condensation in attic
"You absolutely have to identify the source of the moisture. In the winter time, if outside relative humidity levels are low or if below freezing, then the moisture must be coming from the house. Look for bathroom vents or a bypass that could…"
Feb 19, 2013
Peter Krych replied to Dwayne M Petko's discussion condensation in attic
"Does the homeowner humidify his home with unit attached to his furnace? Those devices can over humidify and send excessive moisture even into a well sealed attic."
Feb 16, 2013
Eric Kjelshus replied to Dwayne M Petko's discussion condensation in attic
"I put a HOBO in crawl space that was wet to damp but out side was very dry.   The water line was dripping from the fitting from poly to steel 7 places.  Water mist ran a 2nd floor 18'  into dirt rotted the rim and got floor board…"
Feb 15, 2013
Noah Glatfelter replied to Dwayne M Petko's discussion condensation in attic
"Was just following this conversation, just wanted to add to make sure to check all the penetrations through the roof.  Its possible that pipe boots could be failing. They get dry rotted and loose there elasticity.  If rain combines with…"
Feb 15, 2013
Norbert Muller replied to Dwayne M Petko's discussion condensation in attic
"I would look for bypasses from the basement to the attic and check out the duct connection on the fans. Looking at the duct, I doubt that there is a lot of air being exhausted. Is the roof deck always wet or is it seasonal?"
Feb 14, 2013
Dwayne M Petko replied to Dwayne M Petko's discussion condensation in attic
"2 adults 1 child.  flex duct is for 2 bath fans.  there is no ridge venting.  attic moisture is on plywood on underside of roof only.  no wet of damp insulation.  heating is forced air gas, I don't know how old.…"
Feb 14, 2013
Norbert Muller replied to Dwayne M Petko's discussion condensation in attic
"Before I comment I have a few questions. What is the orientation of the home? How many occupants? The flex duct is for 2 bath fans? Does the home have ridge venting? If so what type? Where in the attic is the moisture, only on some areas or on all…"
Feb 14, 2013
Kevin Wood replied to Dwayne M Petko's discussion condensation in attic
"OK next is the insulation has become saturated somewhere and you will have to find the area. I would say it might be time to get a scan of the ceiling for cold spots and to check the area with a non invasive moisture meter. I have found situations…"
Feb 14, 2013
Dwayne M Petko replied to Dwayne M Petko's discussion condensation in attic
"thank you.  that was my first recommendation.  Homeowner did seal passage from porch to attic using polystyrenene boards sealed with dow spray foam.  THis was completed 6 months ago before winter began and had no affect on…"
Feb 14, 2013
Kevin Wood replied to Dwayne M Petko's discussion condensation in attic
"Your problem is in design according to what I see in your first picture. The covered entrance section needs to be completely sealed and vented from the main attic from the inside. The moisture collected below the walk in area or patio is trapped at…"
Feb 14, 2013
Bruce Navin replied to Dwayne M Petko's discussion condensation in attic
"The house in question is in Columbus, Oh. I haven't checked, but I would guess it is all but identical to Pa."
Feb 14, 2013
Kari Sauder replied to Dwayne M Petko's discussion condensation in attic
"I'm in PA --I forgot about that -- should have remembered about climate differences and referenced accordingly -- thanks.  We have frost to only about 4' below ground level here in winter and the site grading is pretty stable. …"
Feb 12, 2013

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Pro Energy Consultants
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BPI
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http://proenergyconsultants.com/dpetko

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At 6:56pm on September 11, 2011, Diane Chojnowski said…

Hi Dwayne,

Welcome to Home Energy Pros! Feel free to join the conversation in the Forum and Groups. And share your energy efficiency photos, videos and upcoming events. If you're blogging about home performance, this is the place for you!

Don't forget to upload your profile photo. And add your location on our Member Map!


Thanks!
Diane, HEP Moderator

 
 
 

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