More than a decade ago, G.R. Stob Mechanical (dba Stob Plumbing) invested in a hot-water, trailer-mounted jetting machine from HotJet USA, primarily to clean grease lines in low-income housing complexes.
The cost? Around $40,000. The resulting return on investment? Priceless.“I used to pull 1,000 pounds of grease a week from some of those housing complexes with that machine,” says Rich Stob, who bought the suburban Chicago business from his retiring father in 2013. His father founded the company in 1977 with a business partner. “It was one of the highlight investments we made during that time period — it was a
