Hall of Shame Discussions (79)

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Badly Installed Vapor Barrier

Badly installed vapor barrier lets warm air escape and allows moisture into the attic. Source: Home Energy magazine (January/February 20…

Started by Diane Chojnowski

0 Sep 29, 2010

Missing Sheathing Board Inside Eaves

Carpenters left off the topmost exterior sheathing board inside the eaves. Source: Home Energy magazine (May/June 2009)

Started by Diane Chojnowski

0 Sep 29, 2010

Unconnected Duct Grill

The opening for the grill of the return duct is not directly connected to the duct opening. Instead it is open to the wall cavity and the…

Started by Diane Chojnowski

0 Sep 29, 2010

Severe Rooftop Ice-Damming

Severe rooftop ice-damming due to excessive heat loss through ceiling. Souce: Home Energy magazine (January/February 2010)

Started by Diane Chojnowski

0 Sep 29, 2010

Ice Dam

Absence of snow shows lack of attic insulation. Meltwater has refrozen at the cold exterior eaves, creating an ice dam (and telltale icic…

Started by Diane Chojnowski

0 Sep 29, 2010

Loosely Installed Wall Insulation

Loosely installed wall insulation settles over time, causing heat losses. Source: Home Energy magazine (January/February 2010)

Started by Diane Chojnowski

0 Sep 29, 2010

Heat Losses Around Door Sill

Heat losses short-circuit a highly conductive aluminum door sill. Source: Home Energy magazine (May/June 2009)

Started by Diane Chojnowski

0 Sep 29, 2010

Heat Losses Through Uninsulated Areas

Heat losses short-circuit through uninsulated areas where wall framing sits. Source: Home Energy magazine (May/June 2009)

Started by Diane Chojnowski

0 Sep 27, 2010

Missing Wall Insulation

Missing wall insulation next to and below a window. Source: Home Energy magazine (September/October 2008)

Started by Diane Chojnowski

0 Sep 27, 2010

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Discussion Forum

Got insulation?

Started by Debra Little. Last reply by Jason Raddenbach May 25. 2 Replies

Return Possum

Started by Stefan Peter-Contesse. Last reply by Alice La Pierre Oct 26, 2015. 1 Reply

Easy Water Heater Venting

Started by Kari Sauder. Last reply by Matthew Lutz Oct 23, 2014. 22 Replies

Thank-less water heater

Started by Andy Simms. Last reply by Dennis Heidner Jun 13, 2013. 12 Replies

Latest Activity

David Butler replied to Don Fugler's discussion joining ducts in the group HVAC
"Static pressure drop through a straight length of pipe is a function of friction rate, and friction…"
2 hours ago
Sean Wiens replied to Don Fugler's discussion joining ducts in the group HVAC
"Apparently the air passing over the PVC creates a strong static field that in turn impedes air flow."
2 hours ago
David Butler replied to Don Fugler's discussion joining ducts in the group HVAC
"Why would you think PVC has high resistance?"
2 hours ago
Sean Wiens replied to Don Fugler's discussion joining ducts in the group HVAC
"Thanks David - I was going to look at PVC for the HRV but was cautioned against it, not because of…"
2 hours ago
David Butler replied to Don Fugler's discussion joining ducts in the group HVAC
"Great post, Sean. I agree that screws are wise when joining metal ducts, but its also true that…"
3 hours ago
David Butler posted a discussion

Welcome Home Performance Forum Members (formerly RESNET BPI - Energy Audit and Home Performance)

Last month the Home Performance Forum merged with Home Energy Pros, now under the Home Performance…See More
4 hours ago
Sean Wiens replied to Don Fugler's discussion joining ducts in the group HVAC
"Various studies have indicated very little air flow along surface of duct (for ventilation - have…"
5 hours ago
Dara Bowser replied to Don Fugler's discussion joining ducts in the group HVAC
"Hi Don. We have never considered screws as impeding airflow, but I can see how in some ducts (e.g.…"
6 hours ago

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