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


Construction Hand Wash Stations



Width 25″
Height 44″
Depth 23″
Weight and Fresh Water 420 lbs.
Weight (empty) 55 lbs.
Fresh Water Tank 20 gal. (76L)
Hand Washes 600+8.5 oz. washes
Paper Towels 1,100 ct.

On Site Companies is committed to providing your construction site with everything you will need to maintain a clean and sanitary environment for all workers. To meet this commitment, On Site Companies offers rentals of our Construction Hand Wash Stations. This durable and clean hand washing station provides you job site with a fresh water source, along with paper towels and soap dispenser. This two sink unit can facilitate 600+ separate washes, and is designed to keep waste water separate from fresh water. The Construction Hand Washing Station also has a delayed action faucet that allows users to wash both of their hands at the same time.

*Construction Hand Wash Unit only available in the Minneapolis/ St. Paul, Rochester and Mankato, Minnesota and St. Louis, Missouri areas

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On Site Companies can offer you a wide range of portable toilet and sanitation solutions to serve your needs.


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