This document provides technical data and instructions for FIBRANxps 300-L, an extruded polystyrene insulation board with an L-shaped edge. It lists the board's properties, applications, quality standards, environmental protections, packaging details, and instructions for storage, handling, and application. Key properties include a thermal conductivity of 0.033-0.035 W/(m*K), water absorption of 0.3% by immersion and 1.5% by diffusion, and a fire resistance class of E. The board is suitable for use in inverted roofs, roof terraces, basement insulation, and other thermal insulation applications.