It is a single layer trapezoidal made of painted galvanized sheet or aluminum in 18/838 form. It can also be used as roofing material in low purlin spaces in high-pitched roofs. Its form is sinus grooved. It has a net application width of 838 mm.

Single layer corrugated sheets can be produced as painted aluminum as well as painted galvanized sheet and unpainted galvanized sheet.

Painted galvanized trapezoidal sheet rolls produced in accordance with ECCA (europoan coil cooting) norms imported from the world’s leading galvanized trapeze sheet manufacturers are used in single layer corrugated sheets. Unpainted galvanized sheet metal rolls produced in accordance with international (EN, ASTM and ISO) norms are used for unpainted galvanized sheet products.