Nevertheless, you can hear when you stand in the hall, what happened in the apartment.
So I bought the double seal.
She's really great! Keeps definitely delivers what it promises.
The air (a) does not draw more and (b) you do not hear in the hallway that is being cooked in the kitchen.
The handling is easy. Within five minutes, Ding was unpacked and cut!
Only the box was a bit much exaggerated!
We recommend.