How to Paint a Rusty Baseboard Heater

Answer

It’s possible that your rusty old baseboard heater is an eyesore, but you can give it a face lift in less time and with less effort than you may imagine. The surface preparation is the portion of this job that requires the highest amount of manual effort. In order to prevent the paint from peeling and creating a mess that has to be fixed later, the dirt and rust must be removed before painting can begin. Use a metal primer that prevents rusting to get the metal ready for painting so that the paint will adhere well. Finish it up with a coat of rust-resistant metal paint of the highest grade.

  1. Turn off the power supply that is connected to the heater. To remove the cover from the heating element, first remove the end caps that are securing it. To remove the cover from the heating element, just pull it outward. Bring the cover outdoors and set it down on a table there, or spread it out over two sawhorses.

  2. Utilizing a wire brush, take off any rust as well as paint that is peeling from the heater cover. Sand the surface using sandpaper that has a fine grain. Utilizing a clean cloth and some kind of degreasing agent, wipe the debris and sanding dust off of the heater cover. Give the cover some time to totally dry out.

  3. Painter’s tape is used to mask the wall and the baseboard around the heating element in the room. Protect the portions of the heater that cannot be painted by taping or covering them with plastic.

  4. With the help of the wire brush, clean the rust off of the area of the heating element that may be painted. Sand the surface using sandpaper that has a fine grain. Using a clean cloth and some degreasing solution, remove the debris and sanding dust from the surface.

  5. Using a foam paintbrush, apply a layer of rust-inhibiting metal primer to the heater cover as well as the paintable area of the heating element. Primers should be applied to the end caps. It is important to follow the instructions provided by the manufacturer on the length of time the primer needs to dry. A second layer of priming should be applied. Wait until the primer is totally dry before proceeding.

  6. Using a paintbrush made out of clean foam, apply a layer of rust-preventing metal paint to the heater cover as well as the area of the heater element that may be painted. Paint should be applied to the end caps. It is important to follow the instructions provided by the manufacturer about the drying time for the paint. Apply a second layer of paint to the surface. Before reinstalling the cover and end caps on the heating element, you must first ensure that the paint has fully dried.

    Things You Will Need

    • Table

    • Sawhorses

    • Wire brush

    • Fine-grit sandpaper

    • Clean cloths

    • Degreasing cleaner

    • Painter’s tape

    • Rust-inhibiting metal primer

    • Foam paintbrushes

    • Rust-inhibiting metal paint

    • Soapy water

    • Paint thinner

    Tip

    Latex may be used instead of oil-based products, since it is safer and simpler to clean up after usage. However, oil-based products are more common. To clean paint made of latex, use soapy water, and oil-based paint should be cleaned using paint thinner.

    Warning

    When you scrape and sand, be sure to protect yourself by using protective gloves, safety glasses, and a dust mask. Because paint produces fumes, the space should have enough ventilation.