Internal cleaning of heat transfer fluid circuits Duonett® D7

Duonett® D7 is an efficient product against limescale, witout risk for the operators, the equipment or the environment.

Safely removes limescale from boilers, heat exchangers and water systems. Neither toxic nor corrosive. Entirely biodegradable. Does not carry any risks for users or material. Available on demand.

Find this product in the catalogue 2013 - page 59

Product Packaging


Duonett D7
Can of 5 L +


Duonett D 7
Can 20 L +


Duonett D 7
225 L barrel +