Thetford duo pack concentrate contains 1 x 0.75l aqua rinse concentrate and 1 x 0.78l aquakem blue concentrate. the bottles are double the strength of the traditional versions.
Eliminates unpleasant smells.
Reduces gas build up.
Stimulates the break down of waste matter and toilet paper.
Leaves a protective layer in the toilet bowl.
Prevents scale and keep water fresh.
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