3:The Professional Replacement Air Filter Can Make Projector Provides Clear and Bright and Sharp Pictures for Home Theater, School Presentation, Business Meeting etc, Replace in Your Projector so You Appreciate the Effect of the Original Lights.:
4：Our Air Filter Made of Premium Quality Polyurethane Foam, Fit in Projector Perfectly, No Modification Needed, All You Need to Do is Opening the Air Filter Cover Then Replace the Old Air Filter.
5：is Responsible for All the Item Descriptions, Our Product Coming with 180 Days Warranty, We will Feedback to You within 12 Hours Via ebay Mail Systems, If You Need Any Further Assisstance Pls Feel Free to Contact us.