![Allegro 12" Axial AC Industrial Plastic Blower System with 12" MVP (9539-12 Blower) | 9520-398M Allegro 12" Axial AC Industrial Plastic Blower System with 12" MVP (9539-12 Blower) | 9520-398M](https://cdn11.bigcommerce.com/s-3effd/images/stencil/252x252/products/3758/7542/9520-3912M_6x6_silo-1024x1024__94167.1719334239.jpg?c=2)
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Everything needed for your confined space site is in this Complete Ventilation System. It includes a 12″ lightweight plastic blower of your choice, 6′ and 15′ of ducting with storage bag, and a 12″ Manhole Ventilation Passthru (MVP).