It is used in cold rooms, frozen storage rooms and shock rooms. It works as a single wing with the principle of shifting to the right and left. It can be produced in desired dimensions up to 250×300 cm net passage. It is manufactured by injecting 40(+2,-2) density polyurethane between two sheets without using any wooden material.
It is produced using special materials in accordance with European standards and provides a guarantee of use for many years.