- 4-Piece Value Pack: This set includes 4 premium replacement filters designed specifically for Honeywell HFT600 T filters, compatible with Honeywell HEV615 and HEV620 humidifiers. Crafted from high-quality, durable materials, these filters feature an improved design that effectively traps large particles while maximizing moisture output. - Compatibility: These replacement filters are precision-engineered for seamless compatibility with Honeywell HTF600 filters and Filter T. They are tailored for use in HEV615 and HEV620 humidifier models, ensuring optimal performance. - Upgraded Blue Pre-Filter Layer: Each filter includes an advanced blue pre-filter layer that significantly reduces the presence of large particles in the air. This enhancement contributes to cleaner air and improved humidity levels in your environment. - Easy Installation: For best results, soak the replacement wick in cool water before installation. This preparation helps maintain consistent moisture output. Insert the filter into the housing with the blue layer facing outward for effective operation. - Practical Applications: Ideal for use in bedrooms, living rooms, or office spaces, these filters help create a comfortable and healthy atmosphere. Whether combating dry air in winter or managing humidity during allergy season, they provide reliable performance for your humidifier needs. - High Performance: Experience enhanced air quality and moisture distribution, making these filters a vital accessory for your Honeywell humidifier. Enjoy a healthier living space with less dust and improved humidity levels.