Manhole Cover
Technical Data
| Nominal diameter | 10" |
| Emergency open pressure | 21kpa~35kpa |
| Max emergency flow rate | 7000m^3/h(when 35kpa) |
| Material | Aluminum |
| Installation | Flanged |
| Temperature range | -20~+50°C |



Function& Feature
1.Big plate is used aluminum plate to punch forming.
2.Can be installed double P/V Vent Valve according to requirement.
3.As usual,big plate can use two blinding holes,it can be installed vapor vent valve and optic sensor.
4.Comform to european standard,pass manhole fall test and get ADR Certificates.
certification
The manhole cover is designed according to the legal specifications (ADR) according to EN 13317. Safety is the highest priority here!








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