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Anonymous users2024-01-23Only the air volume can't be calculated, I don't know the size of the kitchen, the length of the air duct, the number of accessories, the layout of the pipes, the layout of the tuyere and other parameters, I can't help you calculate.
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Anonymous users2024-01-22According to the wind speed selection of the head of the hydraulic calculation according to the air volume pressure loss of the fan.
Most of it is rainwater coming in from the exhaust pipe outlet on the roof. It's easy to determine, 1 If the water leaks after the wind and rain, it is the rainwater coming in from the roof exhaust pipe. 2 If it rained before but you are sure that there is no wind and rain, and it is still leaking, it may be one or two rooftops.
The smoke pipes are leaking oil, and I don't hurry up to replace them with new ones, which are not combustible, and are easy to catch fire, look at my avatar and the name of my online store, and I have aluminum foil pipe pipes in my store, which are fireproof and flame retardant, beautiful and generous.
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Yes, but it is best to install a check valve in case the wind is blown back into the bath bomb exhaust pipe and back indoors when the bathroom exhaust pipe is only opened.
They can be asked to dismantle.
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