1-3 days tracked delivery
Free delivery over £50 (exc >30kg items)
30-day returns policy
Fluxrite® is a mid to dark brown, soft paste, designed for engineering and sheet metal work. The flux is active and contains zinc chloride and is suitable for soldering many metals including copper, brass and mild steel.
This all-purpose paste flux has been used successfully in gas systems for many years where professional application is essential. Fluxrite® is WRAS approved for use in both hot and cold water systems and is also listed in the UK Water Fittings and Material Directory.
This product has a shelf life of 3 years from the date of manufacture.
WRAS Approval No: 2101538.
Our cut-off time for Same Day Despatch is 12:00pm. Spend over £50 for free delivery, UK Mainland only.
All orders from UKToolbox will take approximately 1-3 working days to arrive at their destination. If your order has taken longer than advertised to arrive at its destination, please contact us quoting your order number.
© 2026 UK Toolbox. All rights reserved