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Confined Space Ventilation

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  1. Allegro 9504 Standard Blower 1/3 HP Motor (Cage Enclosed)
    $562.50
    • Free Shipping!
    • Excellent for most ventilating needs
    • Two 8" ports offer positive ventilation or fume extraction
    • Works great with generators
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  2. Allegro 9505 Gasoline Powered Blower 5.7 HP Subaru  Motor
    $826.00
    • Free Shipping!
    • Ideal for remote locations where there is no electricity
    • Gas powered, 5.7 hp blower offers high flow rates
    • 3.5 quarts of gasoline will power 3-4 hours of running time
    • 8" ports and steel guards provide safety
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  3. Allegro 9505-50 Gasoline Powered Blower 3.5 HP Honda Motor
    $1,284.00
    • Free Shipping!
    • Offers the portability and output of the 9505, with a durable Honda engine
    • 6 foot inlet hose extension
    • Features a metal base for stability
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  4. Allegro 9507 2 Speed Electric Blower, 3/4 HP
    $1,070.00
    • Free Shipping!
    • This blower offers flexibility by allowing workers to use either high or low speeds
    • Comes complete with in-line GPI and steel base for safety
    • 8" ports allow for positive or negative ventialtion
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  5. Allegro 9508 Air Driven (Compressor) Blower
    $1,424.75
    • Free Shipping!
    • Ideal for areas with available compressor - requires 30 CFM at 40 psi
    • Uses an aluminum fan for explosion proof requirements
    • Features a steel base, polyethylene housing, 2-stage filter, regulator and lubricator
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  6. Allegro 9520-04M Complete Standard Centrifugal Blower System with MVP
    $951.75
    • Free Shipping!
    • These Complete Ventilation Systems includes the top requested equipment for your confined space site
    • Includes the blower, 6 ft & 15 ft. of ducting with storage bag, and Manhole Ventilation Passthru
    • Offer lightweight portability with the highest output available
    • Standard Blower included
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  7. Allegro High Output Centrifugal Blower

    Starting at: $743.00

    • Free Shipping!
    • For environments requiring faster purge time
    • Includes the same features as the Standard blower, with a cage enclose 3/4 hp motor for higher CFM output
    • Safety features include tough polyethylene houseing with metal safeguards and a steel fan
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  8. Allegro 9520-07M Air Driven Blower System With MVP
    $1,378.00
    • Free Shipping!
    • Portable
    • Lightweight 
    • Standard Blower included
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  9. Allegro 9520-50M Complete High Output Centrifugal Blower System with MVP
    $1,175.30
    • Free Shipping!
    • These Complete Ventilation Systems includes the top requested equipment for your confined space site
    • Includes the blower, 6 ft & 15 ft. of ducting with storage bag and Manhole Ventilation Passthru.
    • Offer lightweight portability with the highest output available
    • High Output Blower included
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  10. Allegro 9520-05M Standard Gasoline Blower System (Subaru) with MVP
    $1,138.50
    • Free Shipping!
    • These Complete Ventilation Systems includes the top requested equipment for your confined space site
    • Includes the blower, 6 ft & 15 ft. of ducting with storage bag and Manhole Ventilation Passthru
    • Offer lightweight portability with the highest output available
    • Gas Blower included
    Learn More

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