How To Paint Galvanized Steel Siding

Before applying the primer the galvanized steel surface needs to be thoroughly washed down using hot soapy water.

How to paint galvanized steel siding.

Painting a galvanized steel panel roof is not all that different from painting other metal objects but you must ensure that the surface is perfectly clean before beginning the application process. If you did not do a good job of scraping off the old paint or there is chalking that you can t get to come off then you should first paint with a primer. Wash the metal thoroughly with hot soapy water. Go over the metal with a wire brush to remove any oxidation.

Step 1 wash the surface. To paint galvanized steel start by applying a latex based primer evenly across the surface to stop the paint from soaking into it. Once the primer has dried apply your first coat of paint with a brush or roller. Like any surface metal will often contain contaminates including existing paint rust and oil.

Step 3 paint. Let the primer dry completely which should take anywhere from 2 6 hours so your paint will stick properly. The best cordless vacuum for pet hair. Introduce your secret weapon.

The goal is to remove any dust dirt or other particulate buildup that could affect the texture of the metal surface. The first step includes cleaning. Step 4 apply the metal paint. Rinse the metal and let it dry completely for several hours.

How to paint galvanized steel. Step 1 clean the steel siding. How to paint steel siding. When painting treat galvanized metal as non ferrous.

Step 2 sand down the surface. The vinegar is a mild acid which acts to etch the galvanized coating so the paint will stick. Step 2 tackle rust. Wash the steel siding with trisodium phosphate tsp and use a pressure washer.

Rinse the metal with a weak solution of water and ammonia and allow it to dry. Step 3 apply the metal primer. The paint that you choose will depend somewhat on how well you prepared your metal siding to receive the paint and what the surface of it looks like. The secret to painting galvanized steel is white vinegar.

If you have a. Here s how to paint galvanized metal. Prime the surface with a primer made for metal. Preparation is key to preparing metal for paint adhesion and long lasting protection.

Step 4 retouch.