Karin Trappa (by JOM)

Karin Trappa is a specialized modular stair system manufactured by JOM (Järn i Offentlig Miljö). Known for its high-quality cast iron and steel construction, it is a staple in Scandinavian urban architecture and public spaces. The product is designed to meet rigorous safety and durability standards while maintaining a classic aesthetic suitable for both modern and historical environments.

The brand is Swedish in origin, stemming from JOM's long history of metalwork and urban design. Manufacturing is primarily centralized in Sweden to ensure strict quality control and adherence to European building regulations. The company focuses on sustainable urban development, providing components for landscaping and architecture throughout Northern Europe.