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Roadmaster Red Line Marking Paint is a professional inverted aerosol marking spray for high-visibility hazard and service marking on site investigation and construction projects. Red is the standard colour under UK utility colour-coding conventions for marking telecommunications infrastructure, making it essential for cable avoidance surveys. Also widely used for hazard marking, exclusion zone boundaries, and contamination area delineation. Supplied as a box of 12 x 750ml cans. Fast-drying, weather-resistant formula for use on grass, soil, tarmac, and concrete. Inverted spray design for easy ground-level application.