Genuine original Miele exhaust filter
(B)Timestrip®(/B) Some original Miele filters are equipped with a Timestrip®. This innovative filter replacement reminder is attached directly to the filter and is activated when the filter is placed in the appliance by pressing firmly on the arrow. When the bar is completely red, the filter is saturated and must be replaced. The Timestrip® helps you to keep a check on your filter and ensure that it is functioning at its best.