The Wodar Carbon Filter is the perfect solution for ensuring the purest water from your Wodar boiling hot water tap. Using cutting-edge technology, the filter eliminates calcium, magnesium, chlorine, and dirt particles from your water supply, resulting in a cleaner, crisper taste.It is recommended that you replace your water filter every 6 months, this is for any level of water usage, and will ensure that you always have access to purified water, straight from the tap.There are a few signs that may indicate your boiling water tap filter needs to be replaced, such as:Reduced water flow: If you notice that the water flow from your tap has decreased, it could be a sign that the filter is clogged and needs to be replaced.Poor water quality: If the taste or odor of the water from your tap has changed, it could be a sign that the filter is no longer effectively removing impurities.Leakage: If water is leaking from the filter or the tap, it may be a sign that the filter needs to be replaced.Time: If you have been using the filter for more than 6 months, it's recommended to replace itAdditional information: WRAS and KIWA certified