RV Boss holding tank treatment is an essential for the treatment of Black and Gray water tanks on your boat or RV.
Easy to use squeeze & pour measure gauge. Simply pour in the toilet and sink, the required quantity depending on the capacity of each of the 2 types of wastewater tanks.
Activates the decomposition of organic waste and toilet paper, prevents solid build-ups and cleans tanks and wastewater level indicators.
Not harmful to the emptying stations nor the environment as it does not contain formaldehyde.