What represents good value for money when it comes to air filters? Most buyers want their filters to deliver a required level of clean air, as cheaply as possible, for as long as possible between filter changes. In our three-part series, we examine how you can maximize the value you get from your air filters.
First up is service life: how does a filter reach the end of its service life? How do manufacturers maximize life? And what can you do to prolong the life of your filters?