Adding warm moist air into a cold attic is not a good idea as the change in temperature causes the air to condense when it reaches its dew point. This condensation can accumulate on surfaces and cause rot or enough moisture to form running water that will run onto the...
Frost development in an attic is the result of heat that is moving up through the insulation into the cold attic. More often than not you may find that the heat is coming from a vent that is pumping warm moist air into the attic. On extremely cold days or days of vast...
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...
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