ตะแกรงบนตะแกรง / ตะแกรงน้ำฝน / ตะแกรงระบายน้ำ Gully (B125)

ANTI-THEFT DUCTILE IRON MANHOLE COVER
Product description:
MATERIAL:
Ductile iron.
FEATURES:
- The Intelligent Solution Regarding Safety.
- For All Types of Road Vehicles.
Easy Openning and Closing
- Cover Hinged with FramE
1. The manhole cover is the seal of the top entrance into underground. It is necessary to install the manhole covers if there are places that supply water, drainage, telecommunication, electricity, natural gas, fire control, environmental protection and all of infrastructure. There is a large demand because the manhole covers are installed along theinfrastructure, around one cover is laid in the distance of 50m-100m.
2. Especially in recent years, our country put more investment into the infrastructure and city development, so that a large quantity of covers are needed to protect the cable and wire underground. In addition, brick-laying and lawn manhole covers are applied into the structure of communities.
3. We also provide composite Gully Gratings which are the covers installed on the side roads, drainage ditches around residential districts and so on. There are almost more than five times of manhole covers in demand. We produce ductile iron manhole cover, rain grate, gully tops and tree-grilles Our products are made of iron, it will be not stolen and also good in load ability. Our rain-grating have the following special advantages: