How to Maintain a Cast Iron Chiminea There are a myriad of materials available for Chimineas. Cast iron models are becoming more sought-after than clay chimineas. Cast iron chimineas are more durable and more weatherproof than clay chimineas. You can paint a cast iron chiminea with a heat-resistant spray paint. https://stoves76420.isblog.net/why-the-biggest-myths-about-ceramic-chiminea-could-be-true-47105866