Duonett® D7

Duonett® D7 is a professional descaling liquid suited to industrial, commercial and domestic applications.

Duonett® D7 can be used to remove limescale and limestone, and eliminate sludge and rust deposits from water pipes.

It is suited to both internal circulation and external application.  It can be used in heat exchangers (condensers, water evaporators), boilers, water pipelines, cooling towers, heat pumps, central heating systems, floor or wall-mounted boiler heat exchangers, condensers, evaporators, fans, pipelines, hot water networks, etc.

Duonett® D7 is much easier to use than traditional descaling products due to its lower acidity levels and is available in cans of 5L or 20L, or drum of 225L.