What should be considered when evaluating performance and functionality of portable power vacuums for duct cleaning?
The performance, quality and reliability of this product are crucial to the quality of the work and ultimately the success of the business. Some of the most important factors include: • Overall quality • Airflow with all filters in place (rated by cfm) • Vacuum static lift capability (rated by inches of w.c.) • Filtration system efficiency and filter replacement costs • Weight • Overall size • Portability • Appearance • Component ratings and quality • Amenities such as corner bumpers, non-marking tires, stair climber, etc.
