Stair vent, What is it for?

[Maggiesclan]

Originally Posted by DQDick

The cold air is coming in from your basement and will also be a source of hot air in the summer. Since it's the cold air return for the furnace we leave ours open in the winter and then close it off in the summer as well as replacing the vents with ones that close so the cat fur etc doesn't go down the vents.

DQ…would you please share info as to where you purchased vents that open/close for the stairs. Thanks in advance! Seán