ROCOL RAPIDSEAL is a fluorescent yellow compound for use as a thread sealant on industrial metal pipework (including stainless steel) up to 3in diameter. Rapid-cure speed minimises down time in breakdown or repair situations It precision applicator improves working conditions and minimises waste. With a thread locking action that eliminates vibration induced loosening. Can replace traditional paste/hemp combinations. Suitable for use with stainless steel, glycol, etc. Meets requirements of EN 751 - 1. NSF P1 registered. Solvent free.