New Tri-Boro Trailer Site Has Arrived

Out With The Old and In With The New! Sorting through various products and pages can be overwhelming, so we wanted to make Tri-Boro Trailer’s website more efficient than ever. Our newly redesigned website has enhanced, user-friendly features giving site visitors ease when navigating through pages, printable PDF’s, guidelines, and much more. What Else Is… Read more »

The pieces of Mr. John

At Mr. John, we are passionate about our work and delivering reliable service to our customers each and every time.  Quality makes a difference and here is what separates us from the competition.

Map of USA

Oh, the places we’ll go!

Whether you have a job in Pittsburgh PA or Nashville TN, Mr. John is ready to handle all of your portable sanitation needs. Our portable toilets come in all shapes, sizes and varieties. We can add a sink, a sling or a heater to any portable toilet in our fleet. We have restrooms perfect for… Read more »

My time at Mr. John – by Allee

When you’re a kid you imagine you’ll have a firefighter’s or a doctor’s job. But you never expect to find a job working in the office of a portable toilet company in Pittsburgh. I got lucky, and this is my first “real” job. I say real in quotations not because this isn’t a serious job…. Read more »

Mr. John portable toilets

America Agrees: All Porta Potties Are Not Created Equally

You may be familiar with portajohns and porta-potties, even if it leads to a cringe-worthy reaction. That’s because generally speaking, the portable toilet rentals most of us grew up with are the single unit, cramped, smelly, sitting stalls that serve as a short-term solution to temporary sanitation problems. The truth is that portable restroom options… Read more »

6 Reasons You Should Choose a Flushing Toilet Rental

Apart from the convenience of having clean portable restrooms at large events, outdoor events or events where the indoor toilets cannot keep up with the demand, there are many benefits of portable sanitation. Flushing portable toilets take these benefits to the next level, providing an effective and environmentally friendly way to keep your event as… Read more »

World Portable Sanitation Day (WPSD) ~ August 15, 2016

Mr. John will join the Portable Sanitation Association International (PSAI) and concerned people around the world to recognize and celebrate World Portable Sanitation Day (WPSD) on August 15, 2016.

Shocking Facts About Washing Your Hands (Or Not!) – Infographic

 It may surprise you, but washing your hands after using the bathroom is less common than assumed. One in five people don’t wash their hands, and only about one in 20 people actually wash their hands with soap for 15 seconds or more. If this doesn’t seem to bother you, there are plenty of other… Read more »

photo of a Mr. John Flush Plus Interior

4 Simple Steps to Keeping Your Portable Bathroom Clean

Renting a porta potty for a single event that is only supposed to last a day or two usually requires a little work. You do have to know how many portable bathrooms you need from a portable toilet company, and do you have to be ready in case anything goes wrong, but for the most… Read more »