Excellent Value: Replacement filter set for air purifiers, effectively filters air particles for healthier living. Dimensions: 16.14" x 12.56" x 1.18" inches | | Compatibility: Compatible with Winix 115115. Not OEM; exclusively by LifeSupplyUSA. | | High-Quality Air Filtration: High-Efficiency Particulate Air (HEPA) design filters fine particles and irritants. Carbon extends HEPA filter life and removes larger particles. Also eliminates cooking odors and smoke for improved indoor air quality. | | Professional Grade: LifeSupplyUSA Air Purifier Filters are designed to be durable and efficient, ensuring maximum airflow and protecting your device. | | Easy Installation: Tool-free installation; simply remove and replace from your air purifier unit when needed. For best results, replace the filter every 6 months (depending on air quality and usage). | |