LEAK LOCK, 16 OZ. BRUSH TOP JAR. RESIN BASED SOFT SETTING BRUSHABLE PASTE PIPE JOINT COMPOUND. RESISTANT TO ALL REFRIGERANTS, OILS, WATER, MOST CHEMICALS, LIQUIDS AND GASES. NON-TOXIC. PRESSURES UP TO 10,000 PSI TO FULL VACUUMS. TEMP RANGE -200 TO 400 F. IDEAL FOR JOINIG ALL METALS, PLASTICS AND OTHER MATERIALS.