An extruded putty-like joint sealant that can be used with or without a fabricated gasket, thus eliminating the need to inventory various gasket sizes and types. DEACON 3100 is fully compressible to 0.002 and will conform to any surface pits, steam cuts, or gaps caused by irregularities or warpage. Ideal for a gasket replacement, 3100 will achieve a leak-free seal on similar or dissimilar mating surfaces in steam, hot air, or various chemical environments. It's well suited for use on any application involving pipeline or containment vessels that direct the flow of numerous industrial substances in gaseous, liquid, or solid form. 3100 cures to a flexible leather-like consistency and will not cement joints together.