TANK - KLEEN , WILL REMOVE OLD TARY DEPOSITS OF FUEL FROM PETROL TANKS THAT HAVE BEEN LEFT STANDING. TANK - KLEEN WILL CLEAN AND LEAVE A RUST INHIBITING RESIDUE INSIDE THE TANK. ONCE CLEANED THE TANK SHOULD BE FLUSHED WITH FRESH WATYER PRIOR TO SEALING WITH TANK - SEAL.
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