Pack of 2 Filter Cartridge Anti-Calc from Find A Spare, a premium replacement for your Swan Steam Generator Iron To fit the following models and brands: Swan SI9032N SI9031N Steam Generator Iron Filter Measurements: Height including snout: 100mm, Diameter: 27mm, Snout / Nozzle Length: 45mm Anti-calcification, anti-limescale filter cartridges designed specifically for steam generator irons to protect and prolong their life. These cartridges help to filter out impurities and limescale for better performance and higher protection from the harmful effects of calcification and limescale Now Find A Spare introduced this new version for the alternative part: SI9030N001