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Cover size Clear opening Frame size Load rating 500x500mm 450x450mm 650x650x100mm D400 The composite resin drain grating is colored by the whole material instead...
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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 p...
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Cover size Clear Opening Frame size Load Rating 800mm 740mm 900mm B125 Excellent performance:Similar hard property as cast iron, while have a overwhelming advant...
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Zibo Best Energy-saving Materials Co., Ltd. Specializing in composite manhole cover, trench cover, drain grated and cable cover. More than 12 years experience an...
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Zibo Best Energy-saving Materials Co., Ltd. was established in 2004, specialize in SMC manhole cover, trench cover, water meter box and cable cover.........
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Zibo Best Energy-Saving Material Co., Ltd. was established in 2004. Main products: sewer cover , trench cover, water grate and relatived products.........
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The composite manhole cover is a new type material, also known as polymer, resin manhole cover, fiberglass manhole cover. This manhole cover molded by high tempe...
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Cover size Frame size Clear opening 20feet container 993mm 1089 900mm 200sets 1. Beautiful appearance: simple lines, silver appearance, modern trend. 2.Strong an...
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Zibo Best Energy-saving Materials Co., Ltd. was established in 2004, specializing in producing and supplying composite materials(SMC/BMC) manhole cover, drain gr...
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Zibo Best Energy-saving Materials Co., Ltd.Specializing in composite manhole cover, trench cover, drain grated and cable cover. More than 12 years experience and...
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1.Better drainage:water leakage area is 83.3%, which is more than twice of cast iron. 2. Anti-theft:Immune to corrosion by marine environments, due to composite ...
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