Dickinson Stainless Steel 45 Degree 3" Diameter Elbow 16-040 A 45 degree, 304 stainless steel elbow to create an offset in a 3" chimney. Using two will create a 4" offset between the two vertical sections. Forty-five degrees is the maximum recommended for an offset, 90 degrees is NOT recommended. Used with 3" exhaust piping for Dickinson Newport, Alaska and Antarctic diesel heaters. Dickinson Chimney Part Dimensions |