Maintain tank freshness with this economical 8-pack of Norcold biological waste treatment. Each 2-ounce packet treats up to a 40-gallon tank with powerful odour control and biological waste digestion. The Spring Showers scent neutralizes unpleasant odours whilst naturally occurring bacteria liquefy waste to prevent clogs.

Formulated without formaldehyde and fully biodegradable, this Norcold treatment is engineered for RV and marine holding tanks. The convenient drop-in format dissolves instantly.

• Biological waste treatment
• Treats up to 40 gallon tanks
• Spring Showers scent
• 8 packets included
• 2 ounce per packet
• 100 percent biodegradable
• Formaldehyde-free
• Made in USA