Black Bitumen Impregnated Fiber Filler Board-Expanded Polystyrene Board Bitumen Impregnated Fiber Filler Board is used to filled expansion joint, It is in form of sheet and is mainly used to form and fill expansion joints in in-situ and pre-cast concrete construction.             Bitumen impregnated fiber board is formed as per IS:1838 that is used as fillers for … [Read more...]