A valve for fluids extending between an inlet duct of the fluid and an outlet duct of the fluid along a main direction of extension, comprising: - an intermediate chamber positioned between the inlet duct and the outlet duct and having an inlet opening forming a fluid communication between the inlet duct and the intermediate chamber and an outlet opening forming a fluid communication between the outlet duct and the intermediate chamber; - a first shutter operatively associated with the inlet opening and movable between an open position and a closed position of the inlet opening along a direction of movement transversal to the main direction of extension; - a second shutter operatively associated with the outlet opening and movable between an open position and a closed position of the outlet opening;said first shutter and second shutter being mutually superposed along the direction of movement and the second shutter being movable along the direction of movement; - a unit for moving the first shutter and the second shutter movable along the direction of movement for moving each shutter; the movement unit being common to both the shutters; said movement unit comprising a rod extending between a respective operating portion which can engage the first shutter or the second shutter for moving them and a respective drive portion opposite to the operating portion; the rod being movable along the direction of movement according to a first direction to move the first shutter from the closed position to the open position; the rod being movable along the direction of movement according to a second direction opposite to the first direction to move the second shutter from the closed position to the open position in such a way that the movement of a shutter is independent of the movement of the other shutter; - means for driving the rod associated with the drive portion of the rod; said drive means comprising an electromagnetic element to move the rod along the first direction or along the second direction; characterised in that the electromagnetic circuit of the electromagnetic element is of the voice-coil type and in that the rod is inserted through a through hole present on the second shutter; the movement unit comprising pulling means fixed to the operating portion of the rod for pulling the second shutter from the closed position to the open position; said hole of the second shutter having a greater width than the respective width of the rod in such a way as to leave a gap between the second shutter and the rod for the passage of the fluid when the first shutter is open and the second shutter is closed. - an intermediate chamber positioned between the inlet duct and the outlet duct and having an inlet opening forming a fluid communication between the inlet duct and the intermediate chamber and an outlet opening forming a fluid communication between the outlet duct and the intermediate chamber; - a first shutter operatively associated with the inlet opening and movable between an open position and a closed position of the inlet opening along a direction of movement transversal to the main direction of extension; - a second shutter operatively associated with the outlet opening and movable between an open position and a closed position of the outlet opening;said first shutter and second shutter being mutually superposed along the direction of movement and the second shutter being movable along the direction of movement; - a unit for moving the first shutter and the second shutter movable along the direction of movement for moving each shutter; the movement unit being common to both the shutters; said movement unit comprising a rod extending between a respective operating portion which can engage the first shutter or the second shutter for moving them and a respective drive portion opposite to the operating portion; - means for driving the rod associated with the drive portion of the rod;