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Advantages of Composite Manhole Cover

Advantages of Composite Manhole Cover

High load rating and strength

Similar hard property as cast iron, while have a overwhelming advantage on stretch recovery.

Designed to meet and exceed A15/B125/C250/D400 loading rating, according to EN124

Against theft and safety options

Zero theft value, reducing potential accident and further maintenance cost caused by thieves.

Surface anti-slip thread guarantees safe road condition even in extreme weather.

locks are available as an option molded into the cover to improve security rate.

Non-electricity conduction and non-heat conduction.


compared with cast iron manhole covers, durable covers are 50% lighter.

lightweight allows more loading per vehicle and convenient transportation thus saves in freight.

composite manhole cover

Zibo Best Energy-saving Materials Co., Ltd. was established in 2004, which is one of the largest composite manhole cover manufacturer in China, specializing in producing and supplying composite materials(SMC/BMC) manhole cover, rain-grating ,tree-grating, flower pot, fence and so on. Our products are strictly produced according to the BS EN124 and have obtained various kinds of certificates. Till now, our competitive products not only have good market in domestic, but also owned a large overseas market with a high reputation.

Contact us

Contact: Elaine Yang

Whatsapp: +8613793332897

Email: sales04@coverchina.net

Add: No125 Liuquan Road Gaoxin District Zibo City,Shandong Province,China

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