Zibo Best Energy-saving Materials Co., Ltd. was established in 2004. Main products: manhole cover, trench cover, water grate, telecome cable cover and grating. There is a strong team consisting of senior experts and engineers, annual manufacturing capacity is 2,000,000 sets of manhole cover.
Round 300mm sewer cover with special mold design and the place of rubber gasket.
1.100% waterproof and follow EN124 standard.
2. Fire prevention & low noise.
3. Security, No recycling value.
4. Anti-corrosion, insulation resistance.
5. Double-lids design for fall protection.
6. Non-slip surface design, no rust.
7. Durable, service life for more than 30 years.
