Established in 1969 and headquartered in the United Kingdom, Temperature Monitoring Company (TMC) is the developer of the Thermax brand. The company specializes in the production of irreversible temperature monitoring solutions, focusing on providing reliable thermal indicators that utilize a unique measurement concept to track temperature exposure. The Thermax product line available through Centenary Materials includes a variety of simple thermometers, specifically irreversible temperature stickers. These indicators feature a series of squares or dots that correspond to specific temperature values. As the environment reaches these designated thresholds, the indicators undergo a permanent color change, allowing for clear and objective thermal monitoring. These components are essential for applications requiring a visual record of peak temperature exposure. Centenary Materials offers in-stock supply, fast quotation and sourcing service for parts not currently listed.