@_k_l_t: Our house is only 8 years old and I swear the DUST NEVER ENDS😩🥴 This is exactly why I started running an air purifier in our bedroom. Seeing what collects on the pre-filter is disgusting. 😂 And the pre-filter is washable, though I usually vacuum it between deeper cleanings. With fall allergy season starting to creep in, don’t forget to change your filter and get to purifying your air! I linked the exact one we use below.👇🏼 We have several Levoit products and every one of them is 👌🏼 #AirPurifier #Levoit #DustyHouse #HomeCleaning #FallAllergies