MA607 Fire Notice. This Area Must Be Kept Clear Of All Obstructions SignThe MA607 Fire Notice. This Area Must Be Kept Clear Of All Obstructions Sign is part of our Mandatory Sign Range. Our Fire Notice This Area Must Be Kept Clear Of All Obstructions is suitable for various Factories, Industrial Units. The MA607 clearly identifies the Fire Information throughout Factories, Industrial Units. The format of the standard MA607 sign is Square and displays a White Fire Notice. This Area Must Be Kept Clear Of All Obstructions