2026-06-09 1115
Ventilation ducts are suitable for every area of our daily lives, and they have excellent noise reduction, thermal insulation, and fire prevention functions. Ventilation ducts can be divided into hot-
2026-06-09 1172
1. When the ventilation duct is connected to the fan, a flexible joint should be added between the inlet and outlet, and the cross-sectional specifications of the flexible joint should be consistent w
2026-06-09 1332
Nowadays, more and more buildings are equipped with fire-fighting facilities, and there is a key component in the fire-fighting facilities, which is the fire exhaust fan.However, it should be noted th
2026-06-05 1257
The purpose of smoke exhaust pipes is to exhaust indoor smoke and dust to the outside through exhaust machinery. As smoke and dust often stick to the pipes, the smoke exhaust pipes need to be cleaned
2026-06-03 1202
1. System differentiationThe differentiation of ventilation and smoke exhaust systems should be considered in conjunction with building fire compartments, achieving both the benefits of the ventilatio
2026-06-02 1174
Ventilation engineering smoke exhaust ducts are very important. Improper design and installation often result in poor smoke exhaust in kitchen ventilation engineering, directly affecting the use of oi
2026-05-29 1179
Because iron sheets are prone to chemical reactions in various environments, causing corrosion and rusting. Zinc hardly changes in dry air. In humid air, a dense alkaline zinc carbonate film forms on
2026-05-26 1247
There are several reasons for the noise of general exhaust pipes, and based on the reasons, targeted measures can be taken:1. The range hood device is not sturdy enough. If the orientation is not flat
2026-05-25 741
Aluminum foil pipes are commonly used due to their good fire resistance, but range hoods do not produce flames, and PVC pipes have a much higher heat resistance than oil fume temperatures. Therefore,