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Anonymous users2024-01-24If the drawings do not have specific requirements, they can pass the acceptance (if the telescopic function is not affected).
The drainage pipe installation height should be below the local historical minimum freezing line, which is the safest and within the scope of the construction regulations.
If the perimeter is intact, there is a hole, what does it mean? >>>More
Not allowed. The bend is too sharp, and it is easy to get blocked. >>>More
Insert the wire with a flat chisel of suitable width (if the size is too large, you can grind it with a grinder), and use a wrench to clamp the flat chisel and rotate it in the counterclockwise direction.
In this case, glass glue should be used, preferably structural glue. Glass glue and structural adhesive are both adhesives with a certain elasticity, even when encountering thermal expansion and cold contraction, it will not affect the bonding effect, while AB glue is different, it is inelastic, although it is very hard, but it is easy to break again.