A reliable method of duct cleaning which allows for a lower vacuum requirement. A separate cable rotates the brush for agitation (internal OR external to the vacuum hose). Commonly powered by your own cordless drill.
September 3rd, 2013
Having the ability to image the rarely seen, opens the door to jobs you may have otherwise missed out on. (At 30 frames a second, a video is worth 1.8 Million words a minute.)
Purpose built machines for maximizing air flow at a level still acceptable for both residential and commercial ducts alike; servicing far longer and WIDER duct work. Is best complimented by physical agitation.
June 8th, 2016