- Compatible Models : 6-pack HFT600 humidifier wicking filters designed specifically for Honeywell models HFT600T, HFT600PDQ, and Filter T. These filters seamlessly fit the HFT600 Series and HEV-600 Series models including HEV615, HEV615B, HEV615W, HEV620, HEV620B, and HEV620W. - Replacement Part : This product serves as a reliable replacement for Honeywell filter part numbers HFT600T, HFT600PDQ, and FT600PF1, ensuring your Honeywell Top Fill Tower Humidifier, such as HEV615 and HEV620, operates optimally. - High-Quality Material : Crafted from professional-grade filter paper, these filters provide exceptional moisture output. The honeycomb pad design maximizes water absorption, enhancing your humidifier's efficiency. - Easy Installation : Installation and replacement are straightforward. For optimal performance, replace filters every 1-2 months. To maintain filter effectiveness, flush and flip the HFT600 filter with each humidifier tank refill. Alternatively, soak the HFT600 filters in cool water while wet to extend their usability. - Practical Applications : Ideal for improving air quality in homes and offices, these filters are essential for combating dry air, especially during winter months or in arid climates. They help to alleviate respiratory discomfort and maintain a comfortable environment for you and your family. - Performance Assurance : Regular maintenance with these filters ensures that your humidifier provides consistent humidity levels, promoting better health and comfort at home or work.