A module (1, 1a) for the treatment of fibres for obtaining a non-woven fabric, comprising: - a fan unit configured to generate a flow of air through a closed path, - a chamber for the treatment of the fibres positioned in fluid communication with the closed path, wherein the treatment chamber is delimited on opposite sides by respective side panels (7a, 7b), wherein each side panel (7a, 7b) comprises a first gap defining a blowing portion of the closed path and a second gap defining a suction portion of the closed path, each side panel defining a branch of the closed path which extends between the fan unit and the treatment chamber, - a first platform and a second platform comprising respective first and second channels (16a, 17a) placed in fluid communication with the first gap and second gap of each side panel (7a, 7b) and with the treatment chamber to define connecting portions of the closed path, the second gap is delimited by containment walls (11a, 11b) divided into two portions (11c, 11d) defining an inner door which can be opened for accessing inside the module (1, 1a), characterized in that said portions (11c, 11d) of the containment walls (11a, 11b) comprises at least one partition positioned inside the second gap and wherein the first gap is delimited by an outer door which can be opened for accessing inside the module (1, 1a), said the second gap is positioned between the first gap and the treatment chamber and comprises means for selecting the passage of the air flow configurable between a first configuration wherein the flow is allowed between the first gap and the treatment chamber whilst the flow is prevented between the treatment chamber and the second gap, and a second configuration wherein the flow is prevented between the first gap and the treatment chamber whilst the flow is allowed between the treatment chamber and the second gap, said fan unit is positioned equidistant relative to the treatment chamber in such a way that the flow of air is divided symmetrically between the branches of the closed path, the module further comprises a burner positioned at the fan unit, whereby the module is designed to act as a module for heating the fibres and a heat dissipater positioned close to the fan unit, whereby the module is designed to act as module for cooling the fabric. - a fan unit configured to generate a flow of air through a closed path, - a chamber for the treatment of the fibres positioned in fluid communication with the closed path, wherein the treatment chamber is delimited on opposite sides by respective side panels (7a, 7b), wherein each side panel (7a, 7b) comprises a first gap defining a blowing portion of the closed path and a second gap defining a suction portion of the closed path, each side panel defining a branch of the closed path which extends between the fan unit and the treatment chamber, - a first platform and a second platform comprising respective first and second channels (16a, 17a) placed in fluid communication with the first gap and second gap of each side panel (7a, 7b) and with the treatment chamber to define connecting portions of the closed path, the second gap is delimited by containment walls (11a, 11b) divided into two portions (11c, 11d) defining an inner door which can be opened for accessing inside the module (1, 1a), characterized in that said portions (11c, 11d) of the containment walls (11a, 11b) comprises at least one partition positioned inside the second gap and wherein the first gap is delimited by an outer door which can be opened for accessing inside the module (1, 1a), said the second gap is positioned between the first gap and the treatment chamber and comprises means for selecting the passage of the air flow configurable between a first configuration wherein the flow is allowed between the first gap and the treatment chamber whilst the flow is prevented between the treatment chamber and the second gap, and a second configuration wherein the flow is prevented between the first gap and the treatment chamber whilst the flow is allowed between the treatment chamber and the second gap, said fan unit is positioned equidistant relative to the treatment chamber in such a way that the flow of air is divided symmetrically between the branches of the closed path, the module further comprises a burner positioned at the fan unit, whereby the module is designed to act as a module for heating the fibres and a heat dissipater positioned close to the fan unit, whereby the module is designed to act as module for cooling the fabric.