All Products

Shop the full SolderWeld line: USA-made aluminum brazing rods, silver solder, flux, heat-absorption putty, and flame-resistant gear. Whether you're an HVAC tech brazing line sets, a welder protecting heat-sensitive joints, or a DIYer fixing a radiator in the driveway, SolderWeld products are engineered to flow like solder and hold like a weld — with bonds rated up to 30,000 PSI. From our best-selling Hot Block putty and Al-Cop aluminum-to-copper rods to complete repair kits and tech bags, everything here is built for the trades and backed by techs who use it every day.