The new Formaldehyde free Elsan Blue toilet deodorant is the latest formulation of waste holding tank chemical treatment. This new formulation uses biocides safely without compromising on performance. The Formaldehyde free Elsan Blue formula is suitable for disposal at any sewage point including all septic tank based systems.

- Suggested Dosage: 75ml for every 10 litres of tank capacity plus 2-3 litres of water

- Container Size: 4 Litres