Feldmeier Continuous Double Tube Cooker System. 304 Stainless Steel. (12) 2-1/2 in. outer/2 in. inner dia. tubes, 234 in. L. Unit contains (1) Fisher Steam Valve and (2) steam headers. Raw product enters/exits through (2) 2-1/2 in. S-Line adapters while the steam enters/exits through (1) 1 in. NPT 45 degree elbow, (1) 2-1/2 NPT 90 degree elbow, and (1) 2-3/4 in. NPT adapter. Overall dimensions: 254 in. L x 22-1/2 in. W x 61 in. H.