Ventilate manhole cover

• Ductile iron.
• Non-slip surface.
• Black paint.
• Breaking load: 40 tons.
• Locking closure.

Details of ventilation manhole covers and rain manhole covers

Features and advantages of ventilation manhole covers

Material adaptability

Cast iron material itself has a certain stability and can adapt to the temperature changes that may exist around the ventilation system. It can maintain the integrity of the structure for a long time and ensure the normal use of the vents. The solidity of cast iron can protect the internal structure of the vents from external damage.

Use advantages

Safety protection: Cast iron ventilation manhole covers are heavy and not easily moved or stolen after installation. They can prevent people or objects from falling into the vents and provide safety protection for the surrounding environment of the ventilation system.

Long-lasting durability: As mentioned above, cast iron material has an extremely long service life. As a ventilation manhole cover, it can withstand the impact of the operation of the ventilation system and the erosion of the external environment for a long time, reduce the frequency of replacement, and reduce maintenance costs.

Adapt to a variety of scenarios: Whether it is the ventilation manhole of the underground garage, the vents on the exterior wall of the building, or the ventilation system of the industrial plant, cast iron ventilation manhole covers can be adapted, and its strong adaptability can meet the needs of different ventilation scenarios.

Ventilation manhole cover is also a kind of rain manhole cover.

It is suitable for coal mine ventilation shafts, urban roads, residential areas, industrial pipelines and other scenes, taking into account ventilation needs and safety protection

Advantages of use

Drainage assistance: In addition to its own sealing and anti-backflow function, the stability of the cast iron rain manhole cover can also ensure that rainwater is discharged smoothly through the wellhead. It can withstand the impact of rainwater and the water flow pressure caused by drainage to ensure the smooth flow of rainwater drainage system. ​

Coping with severe weather: In severe weather such as heavy rain and thunderstorms, cast iron rain manhole covers can resist the invasion of strong winds and heavy rains, will not be overturned or damaged by rainwater, and always stick to the rainwater wellhead to ensure the normal operation of the drainage system. ​

Convenient maintenance: After rainy weather, the surface of the cast iron rain manhole cover may be stained with mud and sand, but because of its smooth surface and solid material, it can be cleaned with a simple rinse, and the maintenance work is simple and easy.

So it can be called Cast Iron Manhole Cover for Both Ventilation and Rainwater