How To Paint Over Old Aluminum Siding

The key to successful painting of aluminum siding is oil base primer.

How to paint over old aluminum siding. Since the oil paint does not cause a reaction with the siding this paint will act as a barrier between the aluminum and the acrylic finish paint. Add one pint of paint thinner to the gallon of oil based metal primer paint. In a nutshell you need to start with a clean palette. Paint aluminum siding with acrylic.

As good as latex primers are these days don t use them in this situation because chemicals in the mix will react with the aluminum. Use it on the siding and you may find that using this sands down to the bare metal which would be the ultimate prep job. The key to painting aluminum siding is to get it really clean and to use 100 percent acrylic latex paint. Expect to pay the premium for good paint.

If you need to paint aluminum siding choose a day when the weather is at least 50 f 10 c and dry since moisture from rain or dew will ruin a new paint job. Or you could wash it by hand with tsp or a similar product available at home centers and paint stores and rinse it thoroughly. Check the label to be sure it s recommended for metal siding. That said the paint itself should be the highest grade of 100 acrylic exterior latex you can find.

Cut the replacement patch to size three inches larger than the. The key to painting aluminum siding is preparation and priming. Have you ever wondered if you can paint aluminum siding. Follow these simple steps.

Coat your roller in primer and roll quickly and evenly along the panel of siding then roll backward in the opposite direction. The best way to get this siding clean is to power wash it. Draw a square around the section of damaged aluminum siding that you would like to remove. All of the chalkiness must be washed and scrubbed off and any flaking paint removed.

You may want to tint the primer with a lighter hue of the finish color for easier color application. Apply one coat of acrylic primer. Then follow up by two coats of acrylic topcoat paint. Once everything is clean and dry you re ready to apply your primer.