Duct Cleaning

RR, the well-known initials of Rolls-Ro... of Rohr-Royal, of course.
I liked the “kommen -sehen - lösen” (to come - to see - to solve), echoing Julius Caesar’s famous “Veni, vidi, vi... solvi”.

It has been a good year, so far. Having to work 24 hours a day and 365 days a year, the plumbers just had their day off, on February 29th.