What's the best way to ensure longevity for your Digital Velocity iron 0932A Remember to regularly replace the antiscale cartridge If you use distilled water, changing the cartridge once a year should be sufficient. If you are using tap water, you will need to change it more frequently depending on the hardness of the water. Please refer to the instruction manual for more details. All consumer product concerns should be handled with Reliable directly Call 18002681649 ext. 237.