Check the listing for details. Humidifier Filter- 1 Pack- Replacement for Holmes HWF65 HWF65CS- (NB004P ). Color: White, Condition: New. Listed at 11.99 USD. NB 004P (1 Pack) PREMIUM Humidifier Filter Replacement - Replaces Holmes HWF65/HWF65P/HWF65CS✅ Brand new ONE (1) filter replacement compatible with Holmes Humidifier. ✅ Our Humidifier Wick Filter improves the efficiency of your humidifier by trapping mineral deposits from the water. ✅ This PREMIUM QUALITY humidifier filter helps control dust and dirt build-up and prevents impurities from spreading by passing air through the filter. ✅ For optimum performance, humidifier filter should be replaced at the beginning of each season and then every 4-6 weeks, depending on usage and hardness of water.Filter Specifications: - Replacement Humidifier Filter Compatible with Holmes HWF65 / HWF65CS Type 'C' Humidifier Filter - Extra melt-blown used between layers to help prevent filter from separating - Thicker paper quality compared to other sellers - This is a Premium Quality filter and is not flimsy - For best results, change air filter at least once per season or more often depending on air quality and use. - Quantity: 1 - Dimensions: approximate diameter 7-1/2" (outer) x 5-1/4"(inner) x 7-1/2" H x 1" Thick-- FOR BULK QUANTITY PURCHASES PLEASE CONTACT US! -- Replacement Models:Replaces Holmes HM1800, HM1840, HM1845, HM1850, HM1851, HM1855, HM1865, HM1888, HM1889, HM1895, HM1975, HM2059, HM2060W, HM2090, HM3000, HM3800, HM3850, HM4000 and HM7600 Humidifiers.Disclaimer: This is a Generic/Unbranded replacement filter, not an OEM filter. Please check your manufacturer's warranty with regards to the use of non-OEM parts. All mentions of brand names or model descriptions are made strictly to illustrate compatibility.