Skip to Main Content
CAT CLASS: 0360210

Manhole Blower


Confined space ventilators are utilized to ventilate manholes and other tight spaces by providing fresh air and removing fumes to increase worker safety and comfort. Several types of manhole blowers are available to accommodate a variety of applications and airflow requirements.


Products are subject to availability.

Make Allegro Allegro General
Model 9503 9504 EP8
Exhaust Duct 8" 8" 8"
HP 3/4 1/3 1/3
Hazardous Location Classifications Class I, Div. 1 & 2 Group* N.A. N.A.
Housing Steel/Polythylene Steel/Polythylene Cast Aluminum
Intake Duct 8 " 8 " 8 "
Max Airflow 1,570 CFM 1,570 CFM 1,277 CFM
Type Electric Radial Electric Radial Electric Radial
Weight 76 lbs 38 lbs 53 lbs

Safety information

Safety Requirements
  • Eye Protection