A Freind of mine does bin cleaning £30,000 for his setup, bin goes into the back of van then cleaned, and all the water goes through filters and is recycled. the filters look just like our 10'' RO filters.
You have to register with the Environmental Health Agency, this is free, but if you dont, its BIG mega bucks fines.
If you are going to do it, and want idea's on a flyer I have some in the car. Just let me know and I'll scan one and post it.