How to: paint your radiator Follow @myhomeismyhappy quick and easy guide to revamp your radiators for less. "Step 1: Turn off the heating and allow the radiator to cool completely.Step 2: Clean the surface with sugar soap cleaner and sand any rough areasStep 3: Apply thin, even coats of specialised radiator @makeitrustoleum paint with a brush or roller, allowing each coat 4 hours to dry completely before applying the next.Step 4: Allow the final coat of paint to dry thoroughly. Step 5: Once the