Panasonic Et-Lae300 Pt-Ew540, Pt-Ew550L, Pt-Ew640, Pt-Ew650L, Pt-Ew730Zl, Product Features AWO ET-RFE300 Replacement Projector Air Filter Fit for PANASONIC ET-RFE300,ET-LAE300 PT-EW540 PT-EW550 PT-EW550L PT-EW640 PT-EW650L PT-EW730Z PT-EW730ZL PT-EX520 PT-EX610 PT-EX620 PT-EX620L PT-EX800Z PT-EZ800ZL PT-EZ580 PT-EZ590 PT-EZ590L PT-EZ770Z PT-EZ770ZL 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. 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. AWO is Responsible for All the Item Descriptions, Our Product Coming with 180 Days Warranty, We will Feedback to You within 12 Hours Via Amazon Mail Systems, If You Need Any Further Assisstance Pls Feel Free to Contact us. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!