What only options are fixing the door in position by homebrew not tested! Here is another, perhaps the most accessible of the simplest. You will need only a small piece of sponge rubber (e.g., bath sponges). Attached to the bottom of the door close to the floor, he will hold it in the place where you need.
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A lever mounted on the rake (figure 1), will greatly facilitate the work of the gardeners when released from the teeth of grass or foliage. Make it from steel wire diameter 6 ... 8 mm....