Author Archives: BlogAdmin

RV A/C

August 30th, 2013 | Posted by BlogAdmin in Wall of Shame - (0 Comments)

This is a ducted window unit that was the subject of an air balance project recently observed in Western Kentucky. It was submitted by an anonymous contractor.

“Just Cleaned” Kitchen Exhaust!

August 30th, 2013 | Posted by BlogAdmin in Wall of Shame - (0 Comments)

Larry Smith of Aire Rite in Southern California submitted this picture of a kitchen exhaust fan that was just cleaned the day before! Isn’t it amazing how dirty it became overnight? Notice the ten gallons of grease in the bucket on the left that the fan extracted from the grille effluents in such an amazingly …
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Five Filter “Bank”

August 30th, 2013 | Posted by BlogAdmin in Wall of Shame - (0 Comments)

Alan Fisher of Fisher Air in Brea, California submitted this photo of the month of a Five Filter “Bank” taken by his son Scott on a recent service call. He opened the filter access door on this upflow unit and discovered their customer had been hoarding filters. In an attempt to increase filtration efficiency, can …
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No lock can prevent the pursuit of indoor comfort

August 29th, 2013 | Posted by BlogAdmin in Wall of Shame - (0 Comments)

No lock can prevent the pursuit of indoor comfort Photo submitted by: Al Tibbs of Closer Look Inspections

Return Air Nightmare!

August 29th, 2013 | Posted by BlogAdmin in Wall of Shame - (0 Comments)

Return Air Nightmare! Photo submitted by: Tom Turner from Austin Energy

29,000 BTUs of return duct loss!

August 29th, 2013 | Posted by BlogAdmin in Wall of Shame - (0 Comments)

This month’s photo of the month winner is Andrew John of John’s Refrigeration in Arizona. Notice this 10” return duct is pulling air directly from an attic. Also understand that attic temperatures in Arizona regularly exceed 160F. That’s 300 CFM x 80 degree Delta T x 1.08 = 29,000 BTUs of return duct loss!

Well, at least the filters will be clean –

August 29th, 2013 | Posted by BlogAdmin in Wall of Shame - (0 Comments)

Well, at least the filters will be clean… Photo submitted by: Mike Charles

2X4 Wooden Damper

August 29th, 2013 | Posted by BlogAdmin in Wall of Shame - (0 Comments)

View this new sensation in retrofit HVAC duct renovation, brought to us courtesy of Joe Gorman, President of JP Gorman in Rocklin, California. Two 2×4’s are skillfully screwed together with top quality brass zip screws to exert the exact amount of pressure on this flex duct run to enable it to deliver exactly zero air …
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Alan’s Magic Flue

August 29th, 2013 | Posted by BlogAdmin in Wall of Shame - (0 Comments)

Alan Fisher’s Magic Flue If this flue worked, it would be a miracle! This classic picture makes anyone that sees it wonder how the occupants of this California home survived. A flexible flue was crimped and shoved into an existing flue in a manner appearing to be the work of an evil technician hired to …
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Fan Opening

August 29th, 2013 | Posted by BlogAdmin in Wall of Shame - (0 Comments)

Fan Opening – Alan Fischer This is the best photo we’ve ever received revealing the carpenter’s engineering capabilities when it comes to sizing the opening in the plywood below an upflow furnace. Basically the carpenter has no idea of the needed opening when he built the floor of this furnace closet, so he simply whacked …
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