I stare at the back of his head through a heavy-duty black metal screen.
In the 19th century it was common to use a metal screen in front of a window on a North facing wall.
He'd just discovered that the tunnel was barred off by a metal screen, when he heard two sounds.
There was a little metal screen he could have put up over the opening, but he didn't.
Nobody stood up and went out to fix the metal screens in place.
I leaned up close to the metal screen separating me from the front seat.
A moment later a metal screen fell into place, sealing off the doorway.
The far wall was one giant metal screen and he could feel air rushing out of it toward the fans.
They also pull away from their frames more easily than metal screens.
He sank down onto the floor, leaned his back against the stiff metal screen.