Fresh Air Supply Vent Video
If you have a central vacuum system, it pulls a lot of air out of the house and exhausts it outside. Bathroom exhaust fans, clothes dryers, gas water heater and other household items also pull air out...
View ArticleHVAC Payback Tips
Don't ask me why they do it. I don't know! Furnaces seem to have a service life of 20 to 25 years, whereas air conditioning condensing units (that big box outside your house) seem to only last for half...
View ArticleHVAC Return Air Ducting
HVAC Return Air Ducting Air Conditioning Sizing - Tips on Ductwork There is nothing more uncomfortable than lying in bed on a hot summer night sweating. Tossing and turning does no good. What's worse,...
View ArticleAir Conditioning Sizing Tips
Air Conditioning for Old Houses How in the world did people survive 60 years ago without air conditioning? I have worked in older brick buildings in the inner city of Cincinnati during the summertime....
View ArticleSizing Air Conditioning
My friends - the Gibson's - purchased a tract home about 15 years ago. It was actually the sub-division model home. The front of the house has no less than 10 windows if I am not mistaken. One month...
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Heat Pump Facts
Heat Pump Illustrations and Facts Heat pumps are very popular machines. They appeal to many land developers and builders because they are relatively easy to install. Since electricity is already being...
View ArticleHeat Pump Operational Costs
Different Geographic Regions Does it make sense to buy the most efficient heat pump available? Well, it depends! Look at the table below. I selected some cities where friends of mine live. It is...
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Central Air Conditioning
DEAR TIM: The air conditioning in my home has never seemed to work that well. My recent promotion and transfer have me moving into a new home that is in the very early stages of construction. What can...
View ArticleDuctwork Air Flow Tips
Static Pressure - Not Electricity If you have an existing house that has cooling problems, there may be numerous things that are contributing to the problem. We have already discussed the sizing of...
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Air Duct Cleaning and Sealing
DEAR TIM: I just discovered that the air ducts in my concrete slab have problems. There was an odor that alerted me to the issue that there was standing water, debris and even a dead animal in the...
View ArticleDust Source in House Dust Nightmare
Quick Column Summary: Is dust in house coming from ductwork What is creating the dust Most dust gets in through air cracks near doors/windows Denis has a dusty house in California's Central Valley. He...
View ArticleFilterScan Video
Tim discusses new technology that alerts you when it's time to change your furnace or AC air filters. The notification can be via email. You can play the AsktheBuilder Filterscan Game. Just CLICK HERE...
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Why is House Drafty
Stacey lives in a nice house that was built the same year I was born! It's in Winnipeg, Manitoba Canada where it can get bitter cold. Let Stacey tell you what the problem is: "Hi. I'm in a 1,100 square...
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Install Humidifier on Return or Supply
Larry Clifford had a humidifier install at his Richmond, KY home. He's now wondering if it was done wrong because it doesn't seem to be working right. Let Larry lay it on you: "I have a heat pump that...
View ArticleAC Unit Size for House
Michelle Hill is hot and bothered in her Crosby, Texas home. It does get very hot in Texas in the summer. Here's what she wrote to me: "If my house is a little over 1,700 sq ft including the attached...
View ArticleMatching Heat Pump with Generator
Sheryl lives in Charlotte, NC. She's got a unique issue with her heating system. Let her tell you all about it. "I have a very old generator which is not matched with the heat pump that was installed...
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Heat Pumps – How Well Do They Work?
Heat Pump Performance TIPS Heat pumps extract heat from cold outdoor air They produce a cold heat from forced-air vents If outside temperature is below 37 F, heat pumps need to use electric resistance...
View ArticleHVAC Return Air Ducting
HVAC Return Air Ducting TIPS Return air is a MUST Locate on interior walls opposite supply duct Designed to vacuum air from a room Place high on walls if supply ducts are in floor CLICK HERE to Get...
View ArticleDuctwork Air Flow Tips
Static Pressure - Not Electricity If you have an existing house that has cooling problems, there may be numerous things that are contributing to the problem. We have already discussed the sizing of...
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Air Duct Cleaning and Sealing
DEAR TIM: I just discovered that the air ducts in my concrete slab have problems. There was an odor that alerted me to the issue that there was standing water, debris and even a dead animal in the...
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