Ensure your Vaillant boiler is running efficiently with this genuine 0020035222 Gas Section. This vital spare part is designed for seamless integration with compatible Vaillant boiler models. Please note that all boiler spare parts must be fitted by a certified Gas Safe engineer to ensure safety and proper functioning. Orders placed before 4 PM are typically dispatched for next business day delivery. Product Summary: Vaillant Gas Section Part Number: 0020035222 Genuine Vaillant Spare Part Requires certified Gas Safe engineer installation