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How to Paint a Cast-Iron Radiator

In this how-to video, This Old House plumbing and heating contractor Richard Trethewey explains how to revive an old painted radiator

In this video, This Old House plumbing and heating contractor Richard Trethewey explains how to paint a cast iron radiator.

Steps:

1 Have the old paint blasted off the radiator by a professional refinisher.
2 Wipe the radiator clean of all dust and dirt.
3 Spray an even coat of primer onto all surfaces of the radiator, including in between the sections.
4 Once the primer is dry to the touch, spray on an enamel paint topcoat.