• Fernox Limescale Remover DS-3
• 2 kgs
• Restores efficiency to all types of water heater
• Powerful acid limescale remover, dissolves up to 50% of its own weight of limescale
• Corrosion inhibited
• Colour change indicated when exhausted
• Safe to apply and easy to use

Using sulphamic acid, this powerful but environmentally friendly product is ideal for use to remove baked-on limescale deposits from domestic appliances and boiler heat exchangers. Designed with the consumer in mind, the product is safe and easy to use - after each application the product changes colour to indicate when DS-3 is exhausted and ready for disposal to foul drain.