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Anonymous users2024-01-23It's not a big problem, the one that was opened was the exhaust outlet of your own home, and the other one was a public straight row, and you might have some return air when you used that one. It's like an exhaust vent in a kitchen.
We design DN75 pipe diameters, and it seems like I've forgotten a little bit about plumbing design. Add me Q Three to three dad 533
No, it is generally 110, and the large one is 160, and the small pipe diameter causes the exhaust effect to be greatly reduced.
Household exhaust fans generally have a 100 exhaust pipe. If it is not for domestic use, it needs to be determined according to the exhaust air volume, the general air volume is less than 220m h, and the exhaust pipe is 100;≥ 220m h, exhaust pipe is 150. >>>More
The size is probably unbundled in; The frame size is in cm. >>>More
Due to the different manufacturers of exhaust fans, the large amount of water in the hose is not certain. The usual specifications are 10 cm diameter, 15 cm, 20 cm, etc. >>>More