KOBLENZ VACUUM U610DCN 16" COMMERCIAL ZIP BAG Durable all metal construction Heavy Duty 8 amp motor Watts: 1000 CFM: 145 Exclusive 50 ft detachable pigtailed line cord Easy maintenance. No tools required Bag type: Disposable UPC:099053033233 Longer motor life.. All metal aircraft grade aluminum chassis All metal fan and yoke. Easy to service no hassle Low cost maintenance can be done in the field by non technical people All models allow you to get into the fan chamber without using tools All models allow you to change belts and throw-away brush roll without tools in the field Koblenz has developed very effective line of commercial uprights in the market.98248 call 800-696-8227 WITH ANY QUESTIONS