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Anonymous users2024-01-23Generally speaking, it is a thin water pipe, you can follow it and it is connected to your water pipe, two thick pipes, one is a sewage pipe, and the other is a downspout, that is, a rainwater pipe.
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Anonymous users2024-01-22It may be the upper water pipe and lower pipe of the kitchen, the lower water pipe is relatively thick, generally about 15 cm, the upper water pipe is generally a galvanized pipe, with a diameter of 25-30 mm, and the galvanized steel pipe is not easy to rust and has a long service time.
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Anonymous users2024-01-21If it is a building, the thick pipe may be a flue, and the thin pipe may be a line pipe or water pipe.
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Anonymous users2024-01-20This should be the case with water pipes and gas pipelines.
This should be the pipe of the old building, and the other is either a rainwater downpipe or an exhaust pipe.
What is not electric is the ground wire, and the live wire and the neutral wire that are electric should be the zero wire. >>>More
Sewage, toilet access to the pipe called the domestic drainage riser, the other pipe called the special ventilation riser, the current installation of the drainage riser specification is De110, its drainage capacity is a certain limit, beyond this limit, it is necessary to increase the special ventilation riser, otherwise the drainage will produce air resistance, affect the drainage, and the higher the floor, the greater the impact. >>>More
In the kitchen and bathroom, exhaust fans are installed, and two of the two red lines and two yellow lines are connected to the exhaust fans.
Bathrooms have a water intake pipe and a sewage pipe.
One water inlet and one drain in the kitchen. >>>More