ale951055
RALSTON CANSAFE INC. 9510-55
The Manhole Ventilation Pass-through (MVP) is designed to maintain and re-direct air flow with minimal restriction into manholes, sewers and tanks. The MVP is the first manhole system that combines the low profile manhole air vent, 90 Degree elbow and built in mounting all into one easy assembly.
1 - Unit | 10 - Box |