Black Ultra High Temperature Matt black Paint for Stoves, Cast Iron Grates & Fireplaces or BBQs. 450ml Can. Heat Stable to 650°C. The Gallery Ultra High Temp Matt Black Paint gives a corrosion and heat resistant finish, suitable for use on Stoves, Grates, Fireplaces, Wood or Multi-fuel appliances, Fire backs and Baskets, Pipes, Flues, BBQ’s and other general DIY and automotive tasks. Full Instructions on Can. May require more than one coat.