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80g Scalemaster Heat Activated Flux – Masterflux (White) – 700021

$4.47 $7.45

700021 | Masterflux 80g Scalemaster Heat Activated Flux (White) The Scalemaster Masterflux 700021 is an 80g tub of heat-activated soldering flux designed for use with copper pipework and fittings in domestic and commercial plumbing systems. This WRAS-appro

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700021 | Masterflux 80g Scalemaster Heat Activated Flux (White)

The Scalemaster Masterflux 700021 is an 80g tub of heat-activated soldering flux designed for use with copper pipework and fittings in domestic and commercial plumbing systems. This WRAS-approved, water-washable flux is lead-free and non-acidic, ensuring safe use with potable water. Its white paste formulation activates only when heated, allowing clean assembly with minimal residue, and provides excellent wetting and capillary flow for strong, leak-proof solder joints.

  • Heat-activated flux activates on contact with soldering heat for clean joints
  • WRAS approved safe for use with potable water installations
  • Lead-free and non-acidic reduces corrosion risk during soldering
  • Suitable for copper pipework and fittings in plumbing and heating systems
  • Easy to apply white paste in resealable tub
  • Water-washable leaves minimal residue post-solder

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