Allegro 9510-50 MVP Confined Space Manhole Ventilation Passthru Eyewash Autocalibration or single calibration

Autocalibration or single calibration

Universal and XL size available

this upper mast can be used with ONE lower mast only

Impact Palm - extremely durable anatomically patterned foam and synthetic palm panels for comfort and protection

Features include:

Allegro 9510-50 MVP Confined Space Manhole Ventilation Passthru Eyewash Autocalibration or single calibrationAllegro's new 9510 50 Manhole Ventilation Passthru is a really cool piece of equipment. It is a incredibly simple way to ventilate a space while at the same time still allowing access to the space for your workers. It is an excellent and less expensive alternative to the Saddle Vent system. Allegro's Manhole Ventilation Passthru (MVP) is made with a low profile air vent for the manhole itself, a 90 elbow, and built in mounting. The length from the top