Do I Have To Use Primer On Aluminum Siding

The key to painting aluminum siding is preparation and priming.

Do i have to use primer on aluminum siding.

In a nutshell you need to start with a clean palette. Then paint with two coats of acrylic paint. Flat white interior exterior aluminum primer spray model 254170 5 98 5 98. Steps for painting aluminum siding.

I would use water base because unlike oil base it won t become brittle and crack down the road it will expand and contract with the siding and it can also withstand heat better than oil base. As long as the siding is clean you won t need to use a primer unless raw metal is exposed. Remember that acrylic primer should only be used on acrylic paint. Once everything is clean and dry you re ready to apply your primer.

Paint aluminum siding breathe new life into your aluminum siding by repairing cleaning and painting it. All of the chalkiness must be washed and scrubbed off and any flaking paint removed. I would use a water base dtm bonding primer on any bare spots. Painting aluminum siding faqs how long does paint last on aluminum siding.

Rust oleum professional 15 oz. Aluminum siding only needs to be primed if you have bare aluminum. Buy 6 or more 4 78. In this video toh expert shares his tips and demonstrates how you clean and prepare the surface for painting.

Finally since metal is such a good heat absorber avoid painting siding while it s getting direct sunlight. Before you paint aluminum siding clean the surface thoroughly and prime the siding with one coat of acrylic primer. This can spell disaster. You should not use latex primer because most of the time it contains ammonia.

Some books and magazines on painting recommend that you prime aluminum siding and or paint over existing aluminum siding with water based primers. Ammonia is not good for aluminum because it reacts over time and forms microscopic gas bubbles. Flat gray latex aluminum primer model 8781502 9 98 9. The problem is that there are quite possibly pinholes or cracks that are not visible to the naked eye where the old aluminum paint has worn off.