Deep Corrugated Sheets are available in Aluminum, Stainless Steel and Painted Aluminum. They provide protection for insulated equipment, towers, vessels, and tanks with outside diameters of 8' or more. Deep Corrugated Sheets are available in 1 1/4" (30mm) and 2 1/2" (64mm) corrugations. The 1 1/4" corrugations have a depth of 1/4", and the 2 1/2" corrugations have a depth of 5/8". They are available in a smooth finish, painted, or stucco embossed pattern. They are specifically designed for weather-proofing insulation on vertical tanks and vessels, as well as providing mechanical abuse protection for the insulation.