Thetford AquaBio Dri Holding Tank Deodorant, Citrus Twist (Dripack)

Thetford AquaBio Dri is a next-generation RV holding tank treatment that delivers superior odor control and waste digestion for RV holding and marine septic tanks. Its formaldehyde- and bronopol-free formula is campground friendly and complies with California regulations.

Each single-serve 2 oz dry packet treats a holding tank of up to 40 gallons and leaves a fresh citrus twist scent. The quick-acting formula eliminates odors while digesting waste, keeping your tank fresh between dumps.