Duo Tank Cleaner Concentrate is one of the newest members of Thetford's well-known Concentrate family! Powerful, concentrated, periodic cleaner for waste holding tank and gray water tank. For a long, clean and fresh life of both tanks!

▪ Removes scale, scale and oil deposits.

▪  ;The technical parts inside the tanks are also cleaned.

▪ Extends the life of the tanks.

▪ No scrubbing required!

▪ Cleaning without damaging the technical parts inside the tanks .

0.8L = 4 cleanings of the waste holding tank (4x200ml)

0,8L = 1 cleaning of the waste holding tank (200ml) + 1 cleaning of the gray water tank (600ml)

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