is the shark sonic duo a steam cleaner
About.com Rating. The Shark Sonic Duo is not a steam mop, nor is it a steam carpet cleaner. In fact it doesn't use steam at all, but utilizes cool water and solution combined with a scrubbing action to clean all floors.I was most anxious to try it out.Product Despcription. 1  SharkÂ® Sonic Duoâ¢ Carpet & Hard Floor Cleaner 613A.bout.com Rating. The Shark Sonic Duo is not a steam mop, nor is it a steam carpet cleaner. In fact it doesn't use steam at all, but utilizes cool water and solution combined with a scrubbing action to clean all floors.