Best Primer To Use On Aluminum Siding

The key to painting aluminum siding is preparation and priming.

Best primer to use on aluminum siding.

Read on to find out more. 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 mentioned before 100 percent acrylic latex paint is the best paint to use to paint aluminum siding. For best results begin with an application of galvanized metal etching primer.

Some books and magazines on painting recommend that you prime aluminum siding and or paint over existing aluminum siding with water based primers. Remember that acrylic primer should only be used on acrylic paint. All of the chalkiness must be washed and scrubbed off and any flaking paint removed. Aluminum siding only needs to be primed if you have bare aluminum.

Acrylic primers provide a stable base while sticking to metal and not reacting to any oxidation on the siding. Once everything is clean and dry you re ready to apply your primer. This can spell disaster. Coat on the product with a synthetic polyester paintbrush covering the full surface area before allowing the primer.

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. You should not use latex primer because most of the time it contains ammonia. Required tools for this how to paint aluminum siding project have the necessary tools for this diy project lined up before you start you ll save time and frustration. Here s where a lot of people make a mistake.