Keep your grey and black tank odors at bay with Flow Max holding tank treatment that prevents clogging and breaks down waste, leaving your tanks fresh and clean.

• For use in black and grey RV holding tanks and boat tanks
• Breaks down waste and toilet paper
• Prevents clogging and residue buildup
• Cleans and maintains holding tanks and sensors
• Neutralizes odors especially in hot weather
• 100% natural and formaldehyde-free
• Environmentally friendly and biodegradable
• Safe for campgrounds and marinas
• Concentrated liquid formula (2 oz. treats a 40 gal. tank)
• Fresh rain scent
• Made in the USA

Flow Max holding tank treatment is a must-have product for RV and boat owners! With a concentrated formula that breaks down waste and toilet paper, this product helps prevent clogging and residue buildup in your holding tanks. Flow Max RV and boat tank treatment cleans your tanks and sensors while also neutralizing harsh odors, leaving behind a fresh scent.