4" 805YD / 806YD / 825 / 825D / 825YD / 826YD 1st or 2nd Check Rubber SKU: 905061 $161.00 Login for better price Select Quantity -+ Add to Cart Additional DetailsResourcesManufacturer: Febco Size: 4 Inch Product model: 805YD, 806YD, 825 / 825D / 825YD, 826YD Installation and Maintenance Instructions Maintenance Manual Specification Sheet