Compare actual features, not category names
Ask what the proposed model provides and what must be added separately. Photographs help explain categories but do not establish exact dimensions or inventory. For an event, ask how upgraded units differ from standard cabins and whether a trailer offers the features you need. Discuss entry, sinks and required connections for the actual proposed equipment. Keep the venue layout and guest needs alongside the product comparison.
Understand the event flow
Describe entry points, food areas, stages or activity zones and the busiest breaks. A single toilet position may not suit a spread-out event. Discuss the layout and available permanent facilities before deciding an arrangement.
Leave room to use the facilities
Plan accessible approaches, handwashing, queue space and clear directions. Keep pedestrian movement separate from supplier vehicles and do not allow queues to block key access routes.
Plan service around opening hours
A multi-day event may need a different cleaning arrangement from a short gathering. Discuss when the site is accessible for visits, who can authorise entry and how an issue is reported while the event is open.
Your Keller enquiry checklist
- Where do queues concentrate?
- When can service vehicles enter?
- Who checks facilities during opening?
Keller-area requests should include the surface and access at the proposed position. Use the nearby guides to start an enquiry, then confirm options for the specific property.