4+1 Mobile Toilet Block

Our 4+1 mobile toilet blocks are used on building sites across the UK and providing toilet facilities for between 22-28 workers on site for an 8 hour working day.


How many toilets do you need?

Download Full Quantity Specification

Quick Guide

Visitors 2 Hours 6 Hours 10 Hours
250 3 4 5
2000 22 44 23
10000 43 63 90
50000 46 75 500


HSE Recommend 1 toilet for every 7 people on site based on an 8 hour day.


This construction site toilet finds its self at home on the sites across the country helping its users meet the welfare legislation.

These mains connected toilets can easily be situated anywhere across your site and contains:-

  • 4 Gents WC
  • 4 Urinals, 4 Sinks
  • 1 Ladies WC
  • 1 Sink
  • Heaters
  • Lighting
  • Extractor Fans
  • Steel External Doors with locking system
  • Jack Legs for uneven ground

Additonal Extras:-

  • Waste Tanks
  • Effluent Removal Service
  • Generators

These units need an exterior power supply of 7.5kva so we would recommend a 10kva generator would be suitable.

Other combinations of toilet blocks include:  2+1, 3+1 and if your looking for which construction site toilet best suits your needs, then speak to one of our advisors.


Delivery & Removal

Our 4+1 Mobile Toilet Block can be provided nationwide and can usually be delivered within 48  hours.

We require access to the site from a hiab vehicle, who will need to be adjacent to where the toilet needs to be placed.

If you have any restrictions to site we need to be informed, as this can prevent us successfully completing a delivery or collection.

If you have any concerns please don’t hesitate to contact one of our team.


Please be aware of access for the vehicle when ordering toilets.


Technical Information

Width Height Length Hand Wash Basins
730 cm 342 cm 640 cm 5

63amp external isolator

Consumer unit – 100amp RCD c/w MCB’s split board

(Please note, these are an approximate guide only and can differ depending on the specific toilet and layout of toilets)

Safety information

safety-imageSafety Information

  • For safety, these units are best placed on flat ground
  • Water supply is not suitable for drinking
  • Units must not be tipped or re-positioned after delivery
  • Not suitable for indoor use, for example in a garage
  • Must be kept a safe distance from naked flames or flammable materials
  • Children must be supervised at all times
Things to consider

Things to consider

  • Water supply is required for hand basin tank
  • Requires 13amp (7.5 kVA) electricity supply
  • An electric supply is required to run the complete unit if the electric type is ordered
  • All keys must be handed back on collection
  • Are there any over hanging cables or other height restrictions
  • Please always check with our agents if you require additional features
  • Only human waste is to be disposed of in these units to avoid blockages
  • Be aware of the recommended site-to-toilet ratio, you can find this under the suggested quantities chart on the overview

Why don’t we display prices?

We don’t show prices on the website as we prefer to quote on an individual basis to make sure your quote is fully tailored to your complete hire needs.

For tools and equipment secured from third parties prices change often so just call us on 0844 288 7265 for availability and to get the best rates on the day!

Whether you are looking for a single skip or a complete site hire, we can find the right deal for you and the best prices for your area.