Ensure the surface of the radiator is clean and remove all traces of dirt and grease with hot, soapy water and leave to dry.
Ensure the area in which you are working is well ventilated and cover the area with newspaper to protect floors/ surfaces. Use masking tape to protect pipes/ valves that you do not want to be sprayed.
Sand any areas where paint is flaking and where there is bare metal or rust, ensure this is treat with Rust-Oleum Surface Primer.
Spray radiator evenly with your chosen colour, using steady strokes from left to right, keeping the can moving at all times.
Ensure you follow the instructions on the can. Rust-Oleum Radiator Enamel is available in white satin, white gloss, chrome and silver finishes.