One Source Equipment Rentals has Dri-Eaz Velo Pro Airmovers for rent or sale. The Velo Pro features variable speed control & digital amperage readout. Ten units can be daisy chained together on a single 15-amp circuit. These high volume fans are designed to be used in conjunction with dehumidifiers to aid in the drying out of floors and walls that have been damaged by water. Applications include: water damage, restoration, remediation.