Gas control device having an attached Venturi nozzle, wherein the gas control device has a gas valve which is positioned in a housing of the gas control device and which serves for influencing a gas flow, wherein the housing of the gas control device has, at a housing wall, a gas outlet opening via which the gas flow is able to be fed to the Venturi nozzle, the gas flow being able to be mixed with an air flow in said Venturi nozzle for the purpose of providing a gas-combustion air mixture, wherein, on the housing of the gas control device, in which the gas valve is positioned and which has the gas outlet opening, a receiving part for a Venturi nozzle component which forms an inlet funnel of the Venturi nozzle and for a Venturi nozzle component which forms an outlet funnel of the Venturi nozzle is formed as an integral constituent part of said housing, such that an integral, monolithic and metallic subassembly is formed, characterized in that the Venturi nozzle component forming the inlet funnel of the Venturi nozzle and the Venturi nozzle component forming the outlet funnel of the Venturi nozzle are each produced as separate subassemblies by injection moulding from plastic, the receiving part has a first portion, which engages directly on the housing of the gas control device, specifically on the housing wall of the housing having the gas outlet opening, and into which the gas outlet opening of the housing of the gas control device opens, and the receiving part has a second portion, which engages indirectly on the housing of the gas control device via the first portion and has a receiving opening the Venturi nozzle components (17, 18) forming for the inlet funnel and the outlet funnel, wherein the receiving opening is positioned laterally adjacent to the housing wall of the housing of the gas control device that has the gas outlet opening. wherein the gas control device has a gas valve which is positioned in a housing of the gas control device and which serves for influencing a gas flow, wherein the housing of the gas control device has, at a housing wall, a gas outlet opening via which the gas flow is able to be fed to the Venturi nozzle, the gas flow being able to be mixed with an air flow in said Venturi nozzle for the purpose of providing a gas-combustion air mixture, wherein, on the housing of the gas control device, in which the gas valve is positioned and which has the gas outlet opening, a receiving part for a Venturi nozzle component which forms an inlet funnel of the Venturi nozzle and for a Venturi nozzle component which forms an outlet funnel of the Venturi nozzle is formed as an integral constituent part of said housing, such that an integral, monolithic and metallic subassembly is formed, characterized in that the Venturi nozzle component forming the inlet funnel of the Venturi nozzle and the Venturi nozzle component forming the outlet funnel of the Venturi nozzle are each produced as separate subassemblies by injection moulding from plastic, the receiving part has a first portion, which engages directly on the housing of the gas control device, specifically on the housing wall of the housing having the gas outlet opening, and into which the gas outlet opening of the housing of the gas control device opens, and the receiving part has a second portion, which engages indirectly on the housing of the gas control device via the first portion and has a receiving opening the Venturi nozzle components (17, 18) forming for the inlet funnel and the outlet funnel, wherein the receiving opening is positioned laterally adjacent to the housing wall of the housing of the gas control device that has the gas outlet opening.