FB TYPE ; FEB TYPE - CAST DEVICE BOXES CAST DEVICE BOXES FB TYPE FEB TYPE FB TYPE Unit:±3mm SIZE (IN) Cast Iron Malleable Iron Standard Finishes Aluminum Alloy Dimensions Cat. No. Cat. No. Cat. No. Standard Materials A B C D 1/2 FB 16 FB 28-M Zinc Electroplate H.D. Galvanize Dacrotizing FB 16-A 6063S Sandcast 48 44 22 16 3/4 FB 22 FB 28-M FB 22-A 48 44 22 18 1 FB 28 FB 28-M FB 28-A 48 44 22 22 FEB TYPE Unit:±3mm SIZE (IN) Cast Iron Malleable Iron Standard Finishes Aluminum Alloy Dimensions Cat. No. Cat. No. Cat. No. Standard Materials A B C D 1/2 FEB 16 FEB 28-M Zinc Electroplate H.D. Galvanize Dacrotizing FEB 16-A 6063S Sandcast 48 44 22 16 3/4 FEB 22 FEB 28-M FEB 22-A 48 44 22 18 1 FEB 28 FEB 28-M FEB 28-A 48 44 22 22