We all have to answer the call of nature: yet the chances are that if you are working on your allotment plot or community garden, the back of a hedge is your only option. Installing a toilet can make it easier to attract new gardeners from a wider range of user groups and gives the site a better image. This factsheet gives information about some of the low-cost models available.
Factsheet published by the Allotments Regeneration Initiative 2011.