HOOK – VENTILATOR

HOOK - VENTILATORVentilate the room quickly, if at the same time to open the window and front door.But if Windows there are special constraints that prevent their unauthorized closing, to lock the door. need something to enclose.Much easier to perform if you use a hook made of steel wire and loop, enshrined on the door as shown in the figure.

Recommend to read

  • THE STARS COME CLOSERTHE STARS COME CLOSER
    Observation of the night sky in the city, especially in the metropolis, can not give pleasure to the true lovers of astronomy: sudden changes in temperature, smog and the night lighting...
  • AND GRAPHITIZEAND GRAPHITIZE
    In one of the rooms of your magazine for the last years drew attention to the Council graphitize — a convenient box with a piece of lace for sharpening a slate pencil. I propose to use...