BM3 Central Heating System Cleaner

Developed by one of the world’s leading chemical laboratories, the Phosphate-free BM3 formula provides premium system cleaning performance.

The BM3 formula delivers superior system cleaning results and, by using the BM3 test strips, allows the service engineer to get a detailed reading of cleaner levels in the system.

  • Premier, fast acting formula
  • Excellent Limescale and iron oxide dispersal rates
  • Phosphate free formula (protects system parts)
  • Compatible with all flushing equipment
  • Ideal for sealed or vented systems
  • A 500ml bottle cleans a 100 litre system
  • Easy application, system can be left running during cleaning
  • Non-toxic, environmentally friendly
  • Use in conjunction with a Boilermag magnetic filter and BM1 Inhibitor to maximise heating efficiency

BM3 Level Indicator Test Strip 

The BM3 dip test strips are a simple, cost effective check for levels of BM3 Cleaner in the system.

By simply dip testing a BM3 test strip in system water the engineer can check whether:

  • cleaner dosage levels are sufficient for an effective flush
  • if the flush has been successful or should be repeated

Simply match the colour to the BM3 level indicator chart