Made from fiber glass reinforced plastic and

Unsaturated polyester resin under stampling process

1. Light weight, about half as weight as the cast iron

2. High strength, above the national standard of pressure resistance intensity, spot load bearing up to 40 metric ton.

3. No noise arised from automobile roller compaction

4. Non-recoverable material, can guard against theft effectively

5. Various color and pattern available on request. Eco-Friendly and beautify the environment

6. Reasonable price, lower than the price of national standard cast iron well lid.

7. Good thermal property, can normally use in temperature range from 40 below zero to 150 degree centigrade. Long service life

8. Heavy, medium and light duty, widely used for the pipeline and channel project