Universal sealant. Lubricates and seals threaded joints on water, oil and fuel lines. Temperature range -65F to 400F (-54C to 204C); resists common shop fluids. Product Features:Economical black general purpose thread sealantSeals and lubricates threaded joints in water, oil and fuel linesResists common auto and shop fluids, fuels and gasesRemains pliable in service and is easily removed with hand toolsTemperature range: -54C to 200C (-65F to 400F)Applications: Threaded fittings and plumbing applications.