The chart below was designed to inform you of the sanitary guidelines you should apply to your event. Note that more restrooms than specified may be needed, if you want to prevent people from waiting in lines. Based on the anticipated male/female ratio at the event, you may need to order additional units. Studies have shown that women take, on average, 40% longer than men to use restroom facilities. If you are serving food and/or beverages (especially liquors), you might also consider ordering additional restrooms.
We provide PURELL Hand Sanitizer Dispenser in each unit at no charge
Johns needed for construction site
The chart below was designed to inform you of the sanitary guidelines you should apply to your event and/or construction site
|# of Employees||Minimum number of Johns|
|over 40||1 additional facility for each 10 additional employees|
How to use planning chart
- Determine how long your event will last.
- Determine approximately how many people will attend you event.
- With this information, use the chart to calculate the number of units needed to ensure sanitary conditions.
Number of hours for the event
These are the standards from the Portable Sanitation Association International* (1) unit provides approximately 200 uses