Homeowner Benefits

  • Prevents water freezing in the central heating
  • Reduces the chance of pipes bursting
  • Protects against corrosion and scale in the long term
  • Maintains heating efficiency
  • Helps reduce heating costs and maintenance bills

With MagnaClean®, customers can see exactly what is coming out of their system. Better out than ruining a perfectly installed boiler.

A Singh, Dudley

Dosage Instructions

How to use

A 25% dose of MCZERO will provide frost and system corrosion protection for a typical 100 litre/ten radiator system down to -11°C. For larger systems or a greater degree of frost and corrosion protection please use the recommended dosage guide as detailed below.
Concentrations 25% 30% 35% 40%
Protection -11°C -14°C -17°C -22°C

To introduce MCZERO to the system, we recommend using a suitable dosing vessel. Alternatively, dose via the F&E tank.

Also available in the following sizes: 5L, 10L, 25L, 200L, 1,000L

Technical Specifications

Frost protection

  • Concentration 25% 30% 35% 40%
  • Protection -11°C -14°C -17°C -22°C

Physical and chemical properties

  • Appearance: Liquid
  • Colour: Colourless/pale yellow
  • Odour: Slight
  • Solubility: Soluble in water
  • pH (concentrated solution): 7.0 - 8.0
  • Relative Density: 1.02 - 1.10 g/cm³


  • Non-hazardous
  • Non-toxic
  • Biodegradable


  • EN 9001 & ISO 14001

Installer Benefits

  • Increased strength high performance inhibitor
  • Best in class formulation for mild steel protection to prevent magnetite generation
  • Protects against corrosion and scale
  • Suitable for all heating systems
  • Compatible with all metals

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