Bereco’s timber sliding sash windows perfectly balance classic character with modern performance. Ideal for period properties, they help replicate traditional styles with options like slim frames, sash horns, and timber-only parting beads. Choose from spiral balance or cords and weights mechanisms to suit your project. With excellent thermal insulation, noise reduction, and compliance with updated Part L regulations, they’re available in double or triple glazing. Designed for timeless charm without compromise on security, weather performance, or ease of maintenance.