If you've been cleaning carpet for any length of time, you've dealt with it. You finish the job, open the waste tank, and the smell hits you immediately. Whether you're running a portable extractor or a truckmount, waste tank odor has been one of those problems the industry has simply accepted for decades. Everyone complains about it, but very few products have been designed specifically to solve it. That's exactly what Ryan and the team at TSI Supplies set out to change.