Certification tests realize in an accredited testing laboratory in Brno as part of the construction technical certificate for our Polydach roofing. Polydach is a small-format template made of recycled LDPE foils and bed ash, which use as a fully supported folded roof covering and cladding of external walls. These roofing are to manufacture in technology POLYBET in our subsidiary Prefia s.r.o.
The first certification test included hard impact resistance, tensile strength and elongation, verification of dimensions, weight, high temperature resistance, low temperature resistance and water permeability.
In all examined and tested parameters, which took place in the first test, the coverings meet the required criteria.
