La-Co Cool Gel 2-3/4 in. L X 5 in. W 16 oz Welding Nozzle Gel 1 pc

Cool Gel can be used to protect lead-free valves during the soldering process and with any other soldering or brazing job to protect components and materials from costly heat damage. Using Cool Gel is easier than using a heat blanket, and provides assurance the job can be completed without costly heat damage.