The bathroom is first equipped with an exhaust fan, and then a non powered fan is installed on the e

Generally speaking, the ideal diameter change is a tapered change diameter, because the air duct of this change diameter is more special, it generally needs to be special, but such a special system is not very expensive, only need to order a large and small head of the diameter change in the processing shop of the white iron sheet, the price is not expensive, but after the change of pipe diameter will still have an impact on the air volume of the exhaust fan, static electromechanical technology can provide you with the selection and quotation of exhaust fan products.

Toilet vents share plumbing.

The exhaust duct has two airways, one is the main airway and the other is the bronchi. >>>More

OK. This is the case now, because many buildings are not designed to ventilate bathrooms.

Generally, multi-functional bath bombs have the ability to ventilate, and generally remove the lamped warm bath bomb and the air warm bath bomb will not have this function. Other carbon fiber, macro bucket gold tube, far-infrared heat wave bath bomb. >>>More

No, you cannot.

You don't need to exhaust yourself, and the residents of several floors downstairs also need to use it, and the common equipment cannot be removed. >>>More