<strong>Yahoo Message Number: 12160</strong>Hi Folks,<br/><br/>For disinfection of the water, grey and blank tanks - consider using H2O2 (hydrogen peroxide). No smell, corrosive effects and dissipates quickly. Will not bleach your clothes. To add to the fresh water tank, use a large syringe to add into the 1.5 inch water filling inlet (not the pressure inlet) - a pint to a tank full; for grey...