Effortless expansion: The Y- and T-reducers in the design of our pipe reducer provide enhanced compatibility with a wide range of pipe diameters, enabling seamless integration into your existing lines. Reliable construction: Made from high-quality ABS material, this reducer delivers reliable performance with a constant and durable airflow for optimal operation. Performance improvement: Reducing from 90 mm to 60 mm optimizes airflow, effectively delivers warm air, and improves heating comfort, fulfilling the aim of boosting heating output. Easy installation: No professional skills or tools required; this pipe reducer offers a simple solution to adapt the size of your parking heater ducts, making the task easy and straightforward. Travel comfortably and safely in cold seasons with this adaptable accessory. Use scenarios: - Retrofit a camper van or RV heater: connect a 90 mm outlet to 60 mm ducting to direct warm air to defined areas. - Caravans, boats, or small spaces: transition between different duct sizes to improve air distribution from a parking heater. - Workshops or garages: quickly upgrade airflow by adapting to available duct sizes for better warmth.