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Installer benefits

  • Suitable for all heating systems
  • Best-in-class formulation for mild steel protection to prevent magnetite generation.
  • Compatible with all metals.
  • Prevents corrosion and scale formation.
  • Reduces component failure and maintenance call-outs.
  • Helps maintain system efficiency and reduce fuel bills.
  • Non-hazardous. 
  • Protects all metals and alloys in heating systems • Suitable for all water types.
  • Compatible with all metals.
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Technical specifications

Environmental credentials

Physical and chemical properties

  • Non-hazardous
  • Non-toxic
  • Biodegradable 
  • 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

Quality

  • ISO 9001 & ISO 14001

Dosage instructions

Maintain peak performance

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.

Do not use in single feed indirect cylinders. 

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Safety
Data Sheet

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Technical
Data Sheet

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Homeowner benefits

  • Prevents water freezing in the heating system
  • 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
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MCZeroAllSizes

MCZero+ available in 10L

MCZero+® is a concentrated monopropylene-based glycol solution designed to prevent freezing in all types of water. The formulation also contains an inhibitor to protect against corrosion and scale formation, and biocide to prevent bacterial contamination. 
Specially designed to protect low-temperature heating and cooling systems.

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MCZero®

First and foremost, MCZero is an anti-freeze for central heating systems. It’s specially formulated to stop all water types freezing. But this chemical treatment also prevents metal corrosion and scale formation. So once it’s in the heating system, it protects in all weathers, not just during cold snaps.

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Some handy tools to help you protect your central heating system

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