What is an absolute filter designed to do?

An absolute filter is specifically designed to remove specified contaminants throughout its operational life. This capability means that it can effectively capture particles of a certain size or larger, regardless of how long it has been in use or how much water has passed through it. Unlike other types of filters that may only capture larger contaminants or have limitations on their filtering capacity over time, absolute filters maintain a consistent performance standard until they are clogged or otherwise rendered ineffective.

This characteristic makes absolute filters particularly valuable in environments where the quality and safety of water are critical, as they can be relied upon to continuously remove harmful particles, pathogens, or other contaminants as specified by their design. Their performance is typically quantified by a particle size rating, ensuring that contaminants of that size or larger are effectively trapped during the filtration process.

As a result, absolute filters are employed in various applications where water purity is paramount, such as in laboratory settings, medical facilities, and some industrial processes, providing assurance that specified contaminants are consistently eliminated from the water supply.