Is it dangerous (a fire hazard) to block heating vents with cardboard?

Lea

Member
Joined
Jun 4, 2008
Messages
85
Reaction score
0
Points
6
My neighbor is telling me that blocking my heating vents with a piece of cardboard can cause a fire. Is this true? (it doesn't sound logical to me... but then again, I am never sure of my own logic!)
 
Back
Top