Pressure Actuated Fills (PAF) Manholes – Cover Page & Part # Code
Model PAF 406-98 Surge, DOT 406 Pressure Relief Device
Model PAF 406-98, 16″ Manhole. DOT 406 Pressure Relief Device
Model PAF 406-98, 16″ Offset Manhole, DOT 406 PRD
Model PAF 406-98, 20″ Manhole. DOT 406 Pressure Relief Device
Model PAF 406-98, 20″ Offset Manhole, DOT 406 PRD
Model PAF 406-98, 16″ Offset Manhole with Emergency Drain Plug, DOT 406 PRD
ADR/EN 500 mm Bolted Manhole – Layout 8558 with Model PAF 7545 PRV