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How To Repaint Your Aluminium Door?
10 Apr, 2023

How To Repaint Your Aluminium Door?

Aluminium doors, a staple in homes across the Philippines and beyond, offer resilience and sleek design. But even these robust fixtures can lose their luster over time. Whether you have an aluminum door in the Philippines, an aluminium darwaja design that needs refreshing, or you're curious if aluminium doors can be painted, this guide is tailored for you. From the bustling streets of Manila to the serene landscapes of the province, repainting your aluminum door is an affordable way to rejuvenate its look and enhance your home's overall aesthetic. Let's delve into the step-by-step process of repainting aluminum doors, ensuring a finish that looks great and lasts.

5 Essential Steps to Repainting Your Aluminium Door

The secret to a flawless aluminum door repaint lies in meticulous preparation. Whether you're tackling an aluminum bathroom door in the Philippines or revamping your aluminum toilet door, the right tools and techniques are crucial. Before you start, gather all the necessary tools and materials, including Aluminium primer, Aluminium topcoat, Sandpaper (240-grit), Paintbrushes, Roller and tray, Painter's tape, Drop cloths, Cleaning solution, Water, and Rags.

Step 1: Thoroughly Clean the Aluminium Door

Initiating the process, it's imperative to ensure your aluminium door, maybe a stylish aluminum door for CR or an elegant swing glass door, is pristine and devoid of dirt, grime, or any contaminants. Start by wiping down the door with a clean, damp cloth to remove any loose dirt or dust. Then, mix a cleaning solution of warm water and a mild detergent and apply it to the door using a sponge or cloth. Scrub the door gently, paying special attention to any areas with built-up grime or stains. Rinse the door thoroughly with clean water and let it dry completely before proceeding.

Aluminum Swing Door

Aluminum Swing Door

Step 2: Sanding the Aluminium Door for Better Paint Adhesion

To ensure that the paint adheres effectively to the surface of your door, it's essential to roughen up the door by sanding it. This step prepares the surface by creating a slightly rough texture that allows the paint to grip onto the door more securely.

Start by obtaining 240-grit sandpaper, which is a medium-grit sandpaper suitable for this purpose. Begin sanding the entire surface of the door, including any areas where the paint may be peeling or flaking. Apply moderate pressure and use a circular motion while sanding. The goal is to remove the existing gloss or shine from the surface and create a slightly dull appearance.

As you sand, pay close attention to any irregularities or imperfections on the door's surface. By sanding these areas, you ensure a smooth and even finish for the paint. Once the sanding process is complete, take a clean, damp cloth and wipe away any dust or dirt that may have accumulated during sanding. This step is crucial as it helps to create a clean surface for the paint application.

Step 3: Priming the Aluminium Door with the Right Aluminium Primer

Once the aluminum door has been cleaned and sanded, it's time to apply a coat of aluminum primer. This primer serves as a crucial preparatory layer that enhances paint adhesion and provides a smooth surface for the subsequent layers of paint.

Using either a paintbrush or a roller, carefully apply the aluminum primer to the entire door. It's important to ensure an even application, paying close attention to covering all areas of the door, including the edges and corners. Taking the time to apply the primer evenly will result in a more uniform and professional finish.

Allow the primer to dry completely before moving on to the next step. Typically, the drying process for the primer takes around 4-6 hours. However, it's important to refer to the specific drying times mentioned on the label of the primer can for accurate information.
During the drying period, it's crucial to avoid touching or disturbing the door to prevent any potential damage to the primer. By allowing sufficient drying time, you ensure that the primer forms a strong bond with the surface of the door, maximizing its effectiveness.

Step 4: Applying the Aluminium Topcoat for a Durable Finish

Once the aluminum primer has set and dried, it's time to apply the aluminium topcoat – an essential step whether you're painting aluminum doors in the Philippines or anywhere else, ensuring robustness and resistance to the elements. Because of its exceptional adhesion, durability, and weather resistance, Aluminium topcoat is a great choice for repainting aluminum doors. Use a paintbrush or roller to apply the topcoat, being careful to apply it evenly and smoothly. Cover the whole surface of the door, including the edges and corners. Let the topcoat completely dry before adding a second layer, if needed.

Aluminium Sliding Door

Aluminium Sliding Door

Step 5: The Final Touches and Clean-Up of Your Newly Painted Aluminium Door

After the topcoat has dried, it's time to complete the final steps to ensure a clean and polished finish for your aluminum door. Start by carefully removing any painter's tape and drop cloths that were used to protect surrounding surfaces during the painting process. Take your time to peel off the tape without damaging the freshly painted surface.

Next, clean up your tools and workspace. Rinse brushes or rollers used for painting with appropriate cleaning agents, following the instructions on the paint can or cleaning product. Make sure to remove any excess paint and clean the brushes or rollers thoroughly to maintain their quality for future use.

Once the second coat of topcoat, if applied, is completely dry, it's important to allow the paint to fully cure before handling or using the door. Curing time can vary depending on the specific type of paint used, so refer to the manufacturer's instructions for the recommended duration.

Once the paint is fully cured, your aluminum door will have a fresh and revitalized appearance, ready to withstand years of wear and tear. It will not only look as good as new but also benefit from the added protection and durability provided by the paint and topcoat layers.


Repainting your aluminum door is a simple and cost-effective way to refresh its appearance and extend its lifespan. If you're contemplating a change and need assistance with aluminum doors, whether it's finding the best paint for aluminum doors or exploring aluminium door models, reach out to XIANGZHEN.

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