Water Soluble Paper Overall Width 8 1/2 in Overall Length 14 in Thickness 0.089 mm Standards CE Approved EPA Approved Compatible Material Type Aluminum Stainless Steel Compatible Pipe Diameter (Maximum) 36 in Compatible Pipe Diameter (Minimum) 2 in Features 100 Percent Biodegradable Dissolves Effortlessly and Rapidly During Water or Steam Hydro-Test No Residue Remains in the Pipeline Form Sheet Material Sodium Carboxy Methyl Cellulose Wooden Pulp Process TIG Welding