At Valorsul, what you no longer value and have therefore thrown away becomes a resource again, a raw material that can be transformed into a new cardboard box, a new glass bottle, electricity, fertiliser for agriculture or materials for building a new road.
Quality of Service - ERSAR

The purpose of this regulation is to define the minimum quality levels for aspects that are directly related to the urban waste management service provided to and directly experienced by end users, as well as the compensation due in the event of non-compliance.