Fernox DS-40 Descaler and Cleanser - 1.9KG
Fernox DS-40 is a powerful descaler and sludge remover for cleansing domestic central heating systems and eliminating boiler noise. DS-40 is only recommended for whole system cleansing where the system is known to be sound.
If there has been a history of leaks, or weaknesses are suspected, usually on older installations, Fernox Heavy Duty Restorer (Superfloc) should be used.
Separate boiler de-scaling with DS-40 can be carried out safely on systems of any age following whole system cleansing with Heavy Duty Restorer (Superfloc). Fernox DS-40 will dissolve oxide sludge and limescale to leave metal surfaces completely clean. Use of neutraliser sachet provided in the pack ensures that the system is fully conditioned prior to the addition of a suitable Fernox Central Heating Protector.
Fernox DS-40 is well inhibited and compatible with all metals and other materials commonly used in central heating systems, including aluminium. Fernox DS-40 is also suitable for use with all know acid resistant makes of powerflushing unit.The procedures outlined on this sheet can all be carried out with the boiler and radiators in situation.
The boiler is needed during cleansing operations.
- Powerful descaler and sludge remover for cleansing domestic central heating systems
- Eliminates boiler noise
- Compatible with all metals and materials commonly used in central heating systems
- Restores heating efficiency
- Reduces fuel wastage
- Complete pack including neutralising agent
- Leaves metals surfaces clean