Lucas-Milhaupt Sil-Fos® Rings for brazing copper tubular components. Braze rings are easy to use, minimize waste, and provide visual verification of a complete, sound braze joint. Sil-Fos Rings are a brazing alloy composed of 15% Silver (Ag), formed into rings to fit inside the flared fitting used to join copper tubing and fittings (commonly used in HVAC/R systems). When properly heated, the rings create a tight, leak proof joint.
0.0031 Pounds (lbs)
0.75 Inches (In)
6 Inches (In)
Country of Origin
0.875 Inches (In)
Best alloy for general copper-copper brazing in the Sil-Fos family. For copper-to-copper joints the phosphorus in the Sil-Fos product serves as the fluxing agent and no separate flux is necessary. For brass applications, however, flux is recommended. For
*Valid through August 31, 2018. Excludes special pricing. Offer cannot be combined with other offers or programs. While supplies last. No rainchecks allowed. Management reserves the right to modify or end this promotion at anytime. Call your local branch for details.