ADEY Professional Heating Solutions



Central Heating System


Faster, stronger, simple

High performance MC3+ RAPIDE from ADEY, the makers of the market leading MagnaClean® filter, removes both system corrosion and limescale deposition. MC3+ RAPIDE provides faster, stronger and easier dosing; allowing a 125 litre system to be dosed in just 20 seconds. Suitable for both sealed and open vented central heating systems.

MC3+ RAPIDE central heating system cleaner is a new rapid performing and powerful chemical cleaner specially designed to remove central heating system sludge and debris. Formulated to provide better sludge removal for the average-sized system AND cleans systems with up to 15 radiators.

  • Removes sludge, debris and scale
  • High performance chemical cleaner
  • Restores heating efficiency
  • Treats 125 litres
  • Faster dosing – Just 20 seconds
  • Helps reduce heating and maintenance bills
  • For use in accordance with BS7593:2006
  • Suitable for all heating systems

The latest MC3+ RAPIDE chemical is the product of a considerable amount of industry knowledge and experience built up over a long number of years. It has been developed and tested within ADEY’s own UKAS accredited laboratories here in the UK.

Product data

How to use

300ml of MC3+ RAPIDE treats up to 125 litres or 15 single panel radiators.

Introduce MC3+ RAPIDE to the system using the adaptor provided via the filling loop, radiator or through a MagnaClean filter air vent.

MC3+ RAPIDE protects vulnerable metals in the heating system during the cleaning process which means it can be dosed up to 30 days in advance.

Clean system as recommended in BS7593 using ADEY MagnaCleanse and MC3+ RAPIDE. For heavily sludged systems, ADEY MC5 RapidFlush System Cleaner is recommended.

N.B. NOT for use in single feed indirect cylinders.

Physical and chemical properties

Appearance: Liquid

Colour: Brown

Odour: Slight

Solubility: Soluble in water

pH (concentrated solution): 7.0

Density: 1.18 g/cm³


ADEY is a carbon neutral company and cares about the environment. MC3+ RAPIDE is classified as non-hazardous and while removing both system corrosion and limescale deposition, is non-toxic and biodegradable.


EN 9001 & ISO 14001

Health & Safety

Warning: Pressurised container. May burst if heated. Protect from sunlight and do not expose to temperature exceeding 50°C. Do not pierce or burn, even after use. Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. Keep out of reach of children. Use only as directed.