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PPR PVC can also be used in high-end cabinets, customized exhaust ducts, metal will produce noise and whistling wind, not recommended.
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With this material, the price is not very expensive, and the construction is convenient.
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It is a FRP air duct, the price is not high, and the quality of my company is good.
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PVC or PP-R can be customized. Negotiate with the manufacturer, the price should be reasonable.
The volume of mm is just right, but the natural convection effect is definitely not good. >>>More
It's expensive. Thick.
Easy to install. >>>More
The volume of mm is just right, but the natural convection effect is definitely not good. >>>More
Wind. When there is wind, a suction force is generated at the vent to suck the turbid air out of the bathroom. And fresh air from the gap under the bathroom door (according to the specification, there should be about 1 cm of air outlet under the bathroom door. )
The bathroom ventilation pipe is very small, and it can be directly punched in the exterior wall to connect it.