
| 1 | All manholes include one pressure/vacuum vent |
| 2 | Emergency Vent is 363,500 SCFH at 6.25 PSI |
| 3 | Manholes retrofit to existing weld rings |
| 4 | Reversible PAF opening (hinge) direction |
| 5 | Cover can be made self-latching in the field in minutes by adding out 6261 Latching Kit |
| 6 | Buna-N gaskets are standard - optional materials are available upon request |
| 7 | Offset models include mounting holes for vapor vents, overfill detection sensors and 1/4” NPT coupler |
| 8 | Aluminum and Steel Weld Rings are also available, standard height is 3” |