Replacement carbon range filter made by Filter Everything and compatible with Nutone RHF0603. Dimensions measure 6-3/16 x 38 x 7/16 inches. Sold as a 1-Pack. Our filters are manuctured to meet or exceed OEM quality and are fully compatible with the name brand (OEM) model. Aluminum filters should be cleaned every 60-90 days; carbon filters should be replaced every 6-9 months. Proudly packed and shipped from our facility near Cleveland, OH.