Powerflow Lead-Free 3mm Plumbing Solder Wire Spool (500g)

Fry’s Powerflow Lead-Free Plumbing Solder Wire is an industry-renowned, trade-grade solid alloy spool engineered for creating high-strength capillary joints across domestic and commercial copper pipe networks. Measuring 3mm in diameter, this premium 500g reel provides a highly manageable, smooth-melting feed designed to pool effortlessly into copper fittings under torch heat. It comes highly recommended for mechanical contractors, hot water technicians, heating engineers, and DIYers who require an absolute, leak-proof, and fully compliant jointing matrix for potable water distribution systems.

Why Choose 500g Powerflow Lead-Free Solder?

• 100% Potable Water Compliant: Formulated to meet strict modern European building regulations and environmental health guidelines. By utilizing an advanced lead-free tin-copper alloy matrix, it ensures complete safety for human consumption lines, keeping drinking water entirely free from heavy metal contamination.

• Highly Manageable 3mm Trade Gauge: Extruded to a precise 3mm thickness profile. This professional gauge provides exceptional control over material delivery, allowing installers to accurately feed the wire into 15mm, 22mm, and 28mm copper fittings without over-depositing or creating wasteful drips.

• Superior Flow and Capillary Wetting: Engineered with a specialized, sharp melting transition point. Under direct flame exposure, the solid wire liquefies instantly, exhibiting outstanding capillary action that pulls the molten alloy deep into the joint socket to create an unyielding, uniform mechanical seal.

• Generous 500g Industrial Bulk Reel: Packed onto a high-durability, impact-resistant workshop spool that prevents wire bird-nesting and tangling in transit. The substantial 500g mass provides a long-lasting service stock for extended housing developments, large commercial fit-outs, or busy trade toolkits.

• Flawless Solid-Core Design: Manufactured as a non-fluxed solid wire profile, ensuring maximum shelf life without degradation. This gives installers absolute freedom to pair it with their preferred specialized chemical flux pastes or cleaning fluids depending on the age and condition of the target copper lines.

Applications

• Soldering end-feed and pre-soldered capillary fittings on domestic hot and cold potable drinking water pipework

• Assembling structural pipe runs in closed-circuit central heating loops, radiator circuits, and underfloor manifolds

• Joining copper lines in solar thermal water panels and industrial low-pressure fluid distribution systems

• General-purpose commercial maintenance and rapid plant room modifications requiring high-purity connection points

Key Features

• Lead-free formula – 100% safe for use on potable drinking water pipes

• Premium 3mm wire diameter ensures excellent melting and deposition control

• Bulk 500g spool provides a long-lasting, highly economical trade supply

• Creates exceptionally strong, leak-resistant capillary bonds on copper fittings

• Solid-core wire designed for clean application when paired with external flux paste

Specifications

• Alloy Composition: High-Purity Tin (Sn) / Copper (Cu) Alloy Matrix

• Lead Content: 0% (Lead-Free)

• Wire Diameter: 3 mm

• Spool Net Weight: 500 g

Technical Specifications

• Brand: Fry’s Powerflow

• Product Type: Solid Core Plumbing Solder Wire

• Color Finish: Polished Chrome Metallic

• Flux Type: None (Solid Core – requires separate flux paste)

• Substrate Compatibility: Copper Pipes, Brass Couplings, Bronze Fittings, and Gunmetal Connectors

Buy online today for fast nationwide delivery across Ireland, or select Click & Collect to pick up your plumbing solders and mechanical installation supplies directly from our Limerick showroom.