The principle air fan or whole house fan is an inexpensive air exchanger. Most of the time this fan is located near the furnace but pulls air out of the home from a central location in the upper level of the home. Here is the premise of how it works. When you have...
The standard depth of insulation varies depending upon the type of insulation. If your attic has spray foam for instance it may only be 3.5” and have same R-Value as an attic with 14” of blown in fiberglass. My recommendation is to check to see what the R-value per...
I see this approach a lot in Lloydminster homes. I am not sure if only one or two contractors do this or if several contractors do it. My belief is that this approach is not a good idea as the trap will work to collect moisture but it will also freeze solid and block...
Leaking around any vent is usually due to frost formation and thawing. Without proper insulation the venting system will frost up when the warm moist air enters the cold attic space. On a warm day this frost will melt inside the vent line and run back down into the...
It sounds like you may have a pressure problem. That is to say you have a lower air pressure inside the house then on the outside. One common problem I come across is a lack of fresh air in the furnace room. Sometimes people install a new furnace without introducing...
Here is a home that has a hidden block wall that was not fully insulated, without the thermal camera it would have never been detected and the customers heating bill would be high with no explanation. Everything looks normal with the naked eye. ...
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