A health and safety data sheet is available from promat and , as with any other material , should be read before with the board . The board is not classified as a dangerous substance so no special provision are required regarding the transportation and the disposal of the product to landfill . They can be placed in on-site rubbish skips with other general building waste which should then be disposed by a registered contractor in the appropriate and approved manner. Should then be disposed by a registered contractor in the appropriate and approved manner .