Astral Composites supplies Expansion Joint Filler Board. Astral Composites offers hardware accessories and construction material including thermal & sound insulation, expansion joints fillers & covers, fire-proof paints and greases & lubricants. The Expansion Joint Filler Board of Duraboard HD 100 brand is a pre-moulded compressible filter board with high performance close-cell joint filter material. The Expansion Joint Filler Board is suitable for use as expansion joint filler in concrete brick and block work and isolation joint, where readily compressible, low load transfer joint filter is required.
