The FALK 1000 TR EKO is an insulated metal roof panels for roofs with a slope from 4 degrees. The roofing sheets are almost the same as the 5 crown FALK 1000 TR trapezoidal roof panel. The only difference is an aluminium foil on the inside instead of a steel sheet. This aluminium foil is resistant to ammonia fumes. This makes the 1000 TR EKO panel usefull for agricultural buildings.