| Holmes HAPF91 Carbon Filter.Holmes HAPF91 Carbon Filter is a Genuine OEM Holmes Filter. HAPF91 Carbon Filter fits HAP291, HAP2914. Holmes HAPF91 Carbon Filter traps over 4000 chemicals and noxious odors. Filter Dimensions, inch. 39.2 x 4.3 x 0.2. Filter lifetime: 3 months on average (under normal residential conditions). Holmes HAPF91 Carbon Filter comes 2 filters per pack. |