PT-426F – MIL-PRF-22750E, F & G Type I CL H GRADE B as well as BMS 10-11V Type II are high performance, two component catalyst cure epoxy topcoats designed for interior and exterior use on high performance aviation/aerospace, industrial, and marine applications. PT-426G Series Epoxy meets, and exceeds This high performance coating contains no substance of known toxicity (under normal usage conditions) and provides ultimate protection. These epoxy topcoats provide a high quality finish to metal, wood, and most other materials capable of being coated and offer excellent chemical resistance properties.