Manufacturer: LENNOX Industries Inc. Brand Name: Healthy Climate Series Description: LENNOX Media Filter Part No. X6667 (2-Pack) Part Number: X6667 Compatibility: PCO-20C Filter Nominal Size: 21″ X 26″ X 4″ MERV Rating: MERV 11 Purchase Includes Unlimited Technical Support. Canada-Wide shipping ( 1-5 day delivery on most orders ) (see shipping estimates in shopping cart) Ships in : 24 – 48 Hours Our Order Number: FP-827
