Powerflow, developed by Fernox, is a market-leading soldering flux trusted by plumbing professionals across the UK. Designed for use on copper pipework in domestic and commercial water systems, Powerflow delivers clean, secure joints with minimal effort. Its distinctive white paste formula ensures ease of application and excellent adhesion, making it suitable for both leaded and lead-free soldering applications. Whether you're working on central heating, hot and cold water services, or potable systems, Powerflow offers the performance and safety you can count on.
With over 50 years of product development behind it, Powerflow combines traditional reliability with modern safety standards. It features self-cleaning properties that reduce oxidation and contamination during soldering, helping to form durable, leak-free joints. The WRAS approval guarantees it is safe for use in drinking water systems, and it is free from zinc chloride and other aggressive substances-making it a favourite among professionals who need trusted results on every job.
Perfect for smaller plumbing jobs or occasional use. The 100g tub is compact, resealable, and easy to store-ideal for mobile tradespeople and home DIYers.
A larger tub designed for frequent users and high-volume work. Offers excellent value for plumbers working on multiple installations or large-scale jobs.
Powerflow is used during the soldering of copper and other metal pipes to clean, prepare, and bond the joints securely by removing oxides and ensuring the solder flows evenly.
Yes, Powerflow is WRAS approved and free from zinc chloride, making it completely safe for potable water systems and ensuring compliance with UK plumbing regulations.
Apply a thin, even layer of flux to the cleaned joint area using a brush or applicator. Heat the joint, apply solder, and allow it to flow naturally into the connection for a solid seal.
You can purchase Powerflow from MP Moran online or in-store. Our team can advise on the best product size and soldering tools for your specific job.
Yes, Powerflow is designed to work with both lead-based and lead-free solders, making it a versatile choice for modern plumbing and heating systems.
Ensure clean, reliable, and professional solder joints with Powerflow-trusted by plumbers for over half a century. At MP Moran, we stock both 100g and 350g options with fast delivery and expert advice. Whether you're tackling a quick repair or outfitting an entire system, shop online or visit our branches for the soldering supplies you need to get the job done right.
