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Refrigeration Technologies REFRRT400P WetRag Heat Blocking Putty is a reusable thermal putty designed to protect piping and sensitive components during brazing, soldering, or welding by blocking direct and conductive heat. The 12 oz compound withstands temperatures over 2000 F and is formulated from materials similar to the space shuttle heat shield. The putty is reusable up to 40 times and includes an indicator dye that fades as the product wears.
12 oz reusable heat-blocking putty for brazing, soldering, and welding; resists temperatures over 2000 F.
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