STRONG MARKER is a reference for professionals in the wood sector. Non-fluorescent forest tracer, it is suitable for long-term forest marking requirements. It is used for marking long-term trees, plot boundaries, boundaries, future tree designations... Characteristics and properties: Excellent adhesion and high covering power on all wood substrates. Very good weather resistance. Marking time: 2 to 4 years depending on media and application conditions. Operating temperatures from - 15°C to 50°C.