Attributes . Kwiko A sealing cement is a specially formulated water soluble powder; Mixed to the proper proportions, it is poured in sealing fittings and hardens to contain and restrict the passage of gases and explosions in classified areas; Each plastic pouch contains pre-measured Kwiko A cement and pre-measured water (in an inner bag); Squeeze pouch to break inner water bag and knead mixture thoroughly, then pour; Kwiko A TwinPak also includes adequate amount of fiber filler packed separately . Names