No Smoking Post Mounted Sign - Diagram 554D R2/RA2 (Face Only)The "No Smoking" sign to diagram 554D should only be used temporarily where smoking causes a hazard to the environment, such as where there is a gas leak, flammable chemicals or maintenance to the road. The diagram may be plated with a distance with or without a directional arrow (pointing to the left or right), or an arrow on its own. This diagram comes in 600mm standard but has options up to 1500mm. Please contact our sales team to arrange