“MOSQUITO NOSE WILL NOT UNDERMINE”

if you tighten the window with gauze or a special plastic grid sold in hardware stores— is well known. However, the existing methods of their attachment^and frame, I think, is far from perfect.
Offer their own, the most convenient option. You need to bind the grid stripe “thistles”, and on the outside of the frame to secure with small nails or glue counterpart of this clasp. This method allows to close the window and remove the protective grid for cleaning of accumulated dust on it.
 
P. IVANOV, Stupino, Moscow region.

Recommend to read

  • THE WATCHMAN AND ILLUMINATORTHE WATCHMAN AND ILLUMINATOR
    As you know, the greater the number of elements in the design, so it is less reliable. To increase the reliability of electronic devices and selection circuitry. This will be the...
  • IN A CONFRONTATION WITH TWO ELEMENTSIN A CONFRONTATION WITH TWO ELEMENTS
    "Competition motors"... These words you will hear today in any event — such was the struggle for victory in almost all sports classes. Ship-, auto - and aircraft modeling — all success...