General description 1Pc MA-14 Premium H13 True HEPA Replacement Filter designed for Air MA-14, MA-14W, and MA-14B Purifiers. This filter is made of high-quality materials for durability and effectively filters dust, pollen, smoke, odors, mold spores, and pet dander, significantly reducing secondary air pollution. The activated carbon filter helps to reduce odors in your living space and improve overall air quality. Technical specifications Filter Type: H13 True HEPA Material: Fiber + Plastic Color: White + Black Measurement allowed error: +/- 1-3 cm Installation Easy to remove and replace as part of normal maintenance. Usage Replace the air filters every 3 to 4 months to keep your home purification system in optimal condition. Other information