Which statement is false regarding vented decorative appliances?

The statement that gas logs are equipped with pilot ignition and a labeled safety shutoff valve is the false one. Gas logs can vary widely in their designs, and not all models are required to have pilot ignition systems or labeled safety shutoff valves. While many modern gas log appliances might include these safety features to enhance user safety, older models or specific designs may not comply with this expectation.

It is important to understand that vented decorative appliances must adhere to industry standards, such as ANSI Z21.50, which sets safety guidelines for their construction, performance, and installation, ensuring that they function safely and effectively. Installation according to the manufacturer's instructions is critical, as this ensures that the appliance operates properly and efficiently while minimizing safety risks. Furthermore, adequate provision of combustion and circulating air is necessary to ensure that the appliance functions correctly and efficiently without creating dangerous conditions, such as backdrafting or insufficient combustion.

This emphasizes the importance of recognizing that while many contemporary gas logs are equipped with safety features, there are exceptions within the broader category of vented decorative appliances.