Double Z Metal
 

Developed by Todd Price nearly 20 years ago at Rancho Seco nuclear power plant, it has proved it self in the field as a beautiful, economical and structurally superior innovation for large square/ rectangular (congruent or tapering structures) as well as large round and tapering round structures/ vessels/ tank heads (Conic-Alls). Produced in sm. or se .020 al or .016 ss by 10' lengths. Butt joints will have a finished surface 4" wide, while inside and outside corners will have a finished surface of 2"x2".