Fire Ratings

1 Hour Includes: 4 inch wide C.M.U. 6 inch wide C.M.U. 8 inch wide C.M.U. 10 inch wide C.M.U. 12 inch wide C.M.U.	1.5 Hour Includes: 4 inch wide C.M.U. 6 inch wide C.M.U. 8 inch wide C.M.U.
2 Hour Includes: 4 inch wide C.M.U. 6 inch wide C.M.U. 8 inch wide C.M.U. 10 inch wide C.M.U. 12 inch wide C.M.U.	3 Hour Includes: 6 inch wide C.M.U. 8 inch wide C.M.U. 10 inch wide C.M.U. 12 inch wide C.M.U.
4 Hour Includes: 6 inch wide C.M.U. 8 inch wide C.M.U. 10 inch wide C.M.U. 12 inch wide C.M.U.