The chemical disposal point is usually located a long way from your pitch.
The cassette is the storage unit for your black waste.
If you’re lucky, you may have attached wheels. Otherwise, you will need to carry it.
Having successfully executed your planned route, confirm the facility is not occupied.
Release the air vent and carefully pour the contents into the disposal point.
Before adding a small amount of water into the tank ready for a chemical dose.
Upon arrival at your camper home, add the required dose of expensive blue chemicals into the holding cassette.