Tip: To make the sheet more evenly, you need to attach it from top to bottom.
Additional recommendations
If you use a profile pipe, how to insulate the iron front door so that metal hardness does not freeze on the canvas? For this, holes with an interval of 40 cm between them are drilled in the wall of the professional pipe. Their diameter should correspond to the size of the tube from the spray can. The pipe of the spray tube is inserted into these holes and fill the profile pipe with foam.
Video: how to insulate the front door
