The Fernox TF1 Sigma Mini Installer Pack is a comprehensive kit designed for cleaning, protecting, and maintaining domestic central heating systems in accordance with BS 7593:2019 and the Benchmark Commissioning Checklist. It's particularly suited for installations with limited space, such as directly beneath boilers or in tight pipework areas.

What's Included in the Pack:

• TF1 Sigma Mini Filter:

  • Ultra-compact magnetic system filter.
  • Uses a powerful neodymium magnet to capture corrosion debris.
  • Can be installed on horizontal or vertical pipework.
  • Features a drain port for easy cleaning and chemical dosing.
  • 22mm connections.

• Fernox Cleaner F3 (265ml):

  • pH-neutral, fast-acting cleaner.
  • Removes sludge, debris, and scale from existing systems.

• Fernox Protector F1 (265ml):

  • Provides long-term protection against corrosion and limescale.
  • Treats systems up to 100L, 12 radiators, or 190 sqm of underfloor heating.

• Fernox Express Inhibitor Test Foil Pack:

  • Includes 2 test strips to verify correct inhibitor concentration.

Environmental Benefits:

• Smaller chemical volumes mean less packaging waste and lower environmental impa

Installation Notes:

• Ideal for tight spaces with only 105–106mm clearance needed.
• Should be installed on the return flow to the boiler.
• Compatible with both open vented and sealed systems.