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!

My event is estimated at attendees, for hours.
  • Will there be more women than men?
  • Will there be alcohol served?

Your Estimated Sanitation Services

Based on what you've told us, we've generated this estimate for your needs.

If you have more details or would like expert advice to make sure you get the best sanitation solution, please call us at 800.210.8407.

Estimated Standard Portable Restrooms Needed:0
Estimated Hand Wash Stations Needed:0
Estimated Enhanced Access Restrooms Needed:0

Looking for a custom quote on those items?


The Portable Sink with Hot & Cold Water

In Stock and Ready to Ship Now

  • A completely standalone, portable unit
  • Hot water for washing and cold water for drinking
  • Built in soap and paper towel dispensers
  • Easy set up and transportation
  • Just need access to a standard 100/120v outlet

To order, select “add to cart” and to proceed select “view cart”.

$1,098.00Add to cart

On Site Companies, a family-owned and certified woman-owned business, has been providing portable sanitation solutions since 1989. As an industry leader in sanitation, we take pride in staying ahead of the curve to provide their customers with convenience and comfort – and thus, the SaniSink™ was born.  Temporary solutions,  permanent commitment. Easily and conveniently place an order online to get your order shipped within 4-5 business days.

Handwashing with SaniSink
Inside of portable sink