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Manhole

Elliptical manhole

Release time: October 23, 2017
 Elliptical manhole

Elliptical manhole is a kind of safety emergency ventilation device installed on the top of storage tank. It is usually used together with fire extinguisher and mechanical breathing valve. It can not only avoid the accident caused by the sudden overpressure or vacuum in the tank caused by accident, but also has the function of safety and fire prevention. It is a safety device to protect the storage tank.


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0577-86819338

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Zhejiang Zhangda Light Industry Machinery Factory

Address: NO.678, Binhai 5th Road, Wenzhou Economic and Technological Development Zone, Zhejiang Province

Company order hotline: 0577-86819338 / 86991989

Fax: 133828538

Email: chinazhangda@vip.163.com

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