Even though you may not feel a draft, a leaky vent cover lets cold outdoor air blow into your house when the dryer is off. In cold climates, I have actually heard reports of damp clothes freezing ...

They also protect the house’s wall cavity and interior ... as well as in the dryer outlet. Leave the vent disconnected. Go outside and unscrew the cover from the vent outlet.

The house was already equipped with soffit vents and the roofing contractor ... we do think of them as outdoor, rather than indoor, wear. And don't cover the vents -- they're doing the job ...

To replace old outdoor vent covers, start by pulling apart the duct at the last joint inside the house. If they don’t pull apart easily, look for small screws holding the sections of pipe together.

Reichert agrees, saying you should change the filter and clean the outside of the vents monthly and clean the inside twice a year. If soap and water does not fully clean the air vent covers and ...