Summary
Q: My husband and I own a small ranch home built in the 1950s. A year ago, we installed new exhaust fans in the bathrooms, kitchen and basement. Last winter, I noticed cold air would fall out of the fan covers when the fan was not operating. The small bathroom is now the coldest room in the house. Did we make a mistake? Why is cold air coming into the house? Because heating costs are rising, we must stop or minimize the cold-air infiltration. - Jill L-H., Maumee, Ohio
A: You probably didn't do some extra things that would have made a big difference. Unfortunately, these added touches don't tend to come as part of the written instructions with many exhaust fans. In fact, I have never seen these tips on a sheet of paper. When you install as many fans as I have, you start to learn what works best.See the full content of this document
Extract
Prevent Cold Air From Flowing Through Vents
Let's briefly discuss the dynamics of what is happening with the exhaust fans. I assume you used the suggested smooth-metal piping to connect the fan to the exterior of your home. My guess is the bat...
See the full content of this document
Sponsored links
