Hose calculator for drinking water hose disinfection

Enter the internal diameter and length of your hose. The calculator works out the total amount of water and the amount of biostream® ZERO needed for light and heavy contamination.

Ends of hoses with different diameters

ResultQuantity
Total amount of water– litres
biostream® ZERO for light contamination (10 ml/l)– ml
biostream® ZERO for heavy contamination (20 ml/l)– ml

This calculation is for non-binding guidance only. The product label, the operating instructions and the applicable technical rules (including DVGW W 551-3 and W 291) always take precedence. Use biocides safely. Material compatibility applies when the recommended dosage and contact time are observed.

For general dosing based on the amount of water, see the dosing calculator. More on hose disinfection: disinfecting drinking water hoses under KTW W270.