Allegro 9510-50 MVP Confined Space Manhole Ventilation Passthru Fire Blankets 3 programmable alarm levels per

3 programmable alarm levels per channel

Available in 25'

Simultaneously monitor up to 4 channels

Install over 175 feet in an hour with two workers

Complete kit meets MIL-B-52309B

Allegro 9510-50 MVP Confined Space Manhole Ventilation Passthru Fire Blankets 3 programmable alarm levels perAllegro'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