Saltfire ST1 Vision Wood Burner Take the ST1 platform and add a widescreen viewing window and enhanced visual presence - you get the Saltfire ST1 Vision. With the same 5kW output and high efficiency, this model is designed to bring the fire experience into sharper focus. Key Features: Nominal heat output of 5kW, suitable for small to medium rooms. 83.9% efficiency and energy rating A+. Significantly enlarged viewing window compared to the standard model. After-burner and air-wash systems for both visual appeal and lower maintenance. Top-exit flue only (125mm / 5″). Saltfire ST1 Vision Wood Burning Stove Specifications Specification Value Heat output (nominal) 5kW Efficiency 83.9% Energy rating A+ Fuel type Wood only Flue diameter 125mm (5″) Flue outlet position Top only Dimensions (W × H × D) 440mm × 495mm × 310mm Weight 46kg Warranty 1 year (register your stove to extend to 5 years)