Homeowner Benefits

  • Removes magnetite, debris and scale
  • Restores heating efficiency
  • Helps reduce heating and maintenance bills

Dosage Instructions

How to use

1.05pints of MC3+ treats 33 gallons or 15 single panel radiators. To introduce MC3+ into the system we recommend using the MagnaClean® canister to dose the system. Alternatively, dose via the radiator using a suitable injector. Clean system as recommended using ADEY MagnaCleanse® and MC3+. Cleanse, drain and flush thoroughly until the water runs clear. Refill the system and add the correct dosage of MC1 for the optimum protection against the build-up of corrosion and scale.

Technical Specifications

Physical and chemical properties

  • Appearance: Liquid
  • Colour: Brown
  • Odour: Slight
  • Solubility: Soluble in water
  • pH (concentrated solution): 6.5
  • Relative Density: 1.10 g/cm³

Environmental credentials

  • Non-hazardous
  • Non-toxic
  • Biodegradable


  • EN 9001 & ISO 14001

Contractor Benefits

  • Removes sludge, debris and scale
  • High performance chemical cleaner
  • High concentrate formula treats up to 25% more - 33 gallons
  • Contains inhibitor which protects vulnerable metals during cleaning process
  • Can be left in system for up to 28 days for greater flexibility. Average is 4 hours to 7 days.
  • MC3+ Rapide can be injected into the system via the radiator or any available boiler drain and can be completed in as little as 20 seconds
  • Commercial cleaner available in canisters which treat up to 350 gallons or 700 gallons

The ADEY® Best Practice step 1 - Clean

The ADEY® Best Practice heating system protection is a six-step process using products engineered to ensure maximum efficiency in hydronic heating systems. Watch Dr. Neil Watson explain all there is to know about step one – Clean.