Dont like the commercial backback units? Here is your solution. Commerical Canister vacuum that is built to stand the test of time.
 
 
 HEPA Filter, V-Belt Plastic Body Construction.
Ametek Advantek Powered Motor.
Clean Air System-Top Exhaust Filter Captures all particles.
Built-in Heat Sensor.
Rubber-Coated (non-Scuffing) Wheels and Bumpers.
15 Inch Geared Power Nozzle with Built-in Circuit Breaker.
6ft 360 degree Swivel Electric Hose.
On/Off Finger Tip Control.
Telescopic Wand 42 in. Long.
Innovative 3-way Combination Tool: Dust Brush / Upholstery Tool / Crevice Tool.
12 Inch Wide Mouth Horse Hair Floor Tool.