Restroom Calculator

Need an estimate for how many porta potties your event needs? Use this handy calculator! For a more specific quote tailored to your needs, call us today at 800-210-8407!

special events calculator

Portable Heat Calculator

Need an estimate for how many BTU's you'll need to heat up your space? Use this handy calculator! For a more specific quote tailored to your needs, call us today at 800-210-8407!

Heating Calculator
*Please press the "tab" key on your keyboard or click out of the field after entering all fields to ensure the calculation is correct.


Construction Restroom Rentals

Portable Restrooms | Hook Restrooms | High Rise Restrooms

On Site Companies knows everything there is to know about portable sanitation for construction sites. We offer a wide range of porta potties and portable hand wash sinks for rent in a variation of different styles and functions. From our standard construction unit, to our specially designed high rise unit, we can provide your job site with all of the equipment that you need to keep your work area clean and comfortable. All of our portable toilet solutions are available for rent in the Minneapolis/ St. Paul, Mankato and Rochester, Minnesota areas as well as St. Louis, Missouri. The chart below highlights the general usage guidelines of how many units your site will require. You can even upgrade your cleaning services from once a week to twice a week if your work load changes.

*all construction equipment only available in the Minneapolis/ St. Paul, Rochester and Mankato, Minnesota and St. Louis, Missouri areas

OSHA Compliant

On Site Companies provides climate control for projects of all sizes. We specialize in dehumidification, air conditioning, and flood relief as well as heating for job sites and ground thaw. For dehumidification, we offer the 200 Max Dehumidifier. We have a large variety of air movers and air conditioners in all sizes for your cooling needs. For heating, we have both direct fired and indirect fired heaters, as well as our ground heaters and ground blankets. No matter the size of your project or event, we have the equipment you need.

Clean & Sanitary

To ensure optimal restroom cleanliness and sanitation, porta potties utilize unique chemicals that quickly break down waste and kill bacteria and germs.

Proper Waste Disposal

All of our portable restrooms are properly serviced, with all waste disposed of in an environmentally-friendly way, according to all laws and regulations.

Easy to Arrange

Portable toilets are small and easy to arrange. This makes them ideal for spaces where you need as many toilets as possible. You’ll be able to fit more units in a small space, giving your guests the convenience of not having to wait in line.

Increase Productivity

Neglecting to provide portable restrooms for your construction workers can easily decrease productivity. If you don’t provide portable restrooms for your workers, they’ll have to leave the job site to use a restroom at a nearby business or convenience store.

Standard Construction Restroom

Our Standard Construction Porta Potty is our most popular portable restroom for construction sites. This restroom is built with sturdy materials that are designed to withstand the tough day-to-day life on a construction site. All of our restrooms are delivered clean and graffiti free.

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Mobile Portable Restroom

Our Mobile Restroom for construction sites and road construction. This restroom can easily be hooked up to a trailer hitch and be moved to a new location quickly. The mobility of this porta potty makes it perfect for road construction and golf courses.

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Hook Unit Portable Restroom

Our Hook Unit Restroom is simply our standard portable restroom with additional portability. This restroom can be attached to a crane to be easily moved from one area of the construction site to another, and also to be placed on multiple story buildings.

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High Rise Portable Restroom

The High Rise Portable Restroom is designed to easily reduce in size in order to fit into small high rise elevators during construction. Unlike our hook restroom unit, this restroom can be rolled to any part of a high rise construction site, and then brought down for service through a service elevator.

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Fresh Flush Mobile Office

The Fresh Flush Mobile Office is a system that hooks up to the restroom that is built into your job trailer on site. The fresh flush can be paired with our hot water SaniSink hand washing system to provide a more traditional restroom experience to your workers and site guests.

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I have a special event with an estimated attendees, for hours.
  • Will there be more women than men?
  • Will there be alcohol served?

Our Portable Sanitation offerings include standard portable restrooms, hand washing stations, fresh flush mobile offices and luxury restroom trailers. We can set you up with any sanitation needs you may have on your construction site.

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