How to Smooth a Plaster Pool Surface

Quck answer

1. Drain the pool: Start by draining the pool completely to expose the plaster surface for sanding.

2. Prepare the surface: Clean the plaster surface thoroughly to remove any dirt, debris, or algae. Use a pool brush or pressure washer for best results.

3. Sand the surface: Use a hand-held or orbital sander with medium-grit sandpaper to sand the entire plaster surface. Start with light pressure and gradually increase if needed.

4. Smooth out imperfections: Pay extra attention to areas with rough patches or imperfections. Use finer sandpaper or a sanding block to smooth out these areas.

5. Clean the pool: After sanding, clean the pool again to remove any dust or debris. Use a pool brush and vacuum to ensure a clean surface.

6. Refill and maintain: Once the pool is clean and dry, refill it with water and balance the chemicals. Regularly maintain the pool to prevent future damage and keep it in good condition.

Over time, the walls and bottom of plaster pools can become rough due to usage and chemicals in the water. While this does not affect the pool’s structure, it can make it uncomfortable for swimmers and attract hard-to-remove stains. If you want to improve the appearance and usability of your pool, you may consider sanding it down.

Step 1: Drain the Pool

Before beginning the sanding process, make sure the pool is empty of water.

Step 2: Sand with 80 Grit Paper

Use a sanding block with 80 grit wet/dry sandpaper to sand all the rough areas. Sanding by hand is the most accurate method. Make sure you sand all the areas you want to smooth, and use a step ladder if needed.

Step 3: Sand with 120 Grit Paper

Repeat the sanding process with 120 grit wet/dry sandpaper. This step will prepare the surface for the final sanding.

Step 4: Sand with 240 Grit Paper

Use 240 grit wet/dry sandpaper to sand the rough areas a third time. This should make the pool almost completely smooth and remove any stains. If necessary, repeat the sanding process with 80 and 120 grit paper.

Step 5: Use an Angle Grinder with 600 Grit Paper

Run an angle grinder over the surface with 600 grit wet/dry sandpaper to give the pool a smooth and finished look, and to take care of any small gouges.

Step 6: Rinse and Fill the Pool

Rinse the pool walls and floor with clean water from a hose. Once the water is drained, fill the pool with fresh water.

FAQ

1. Why do I need to sand a plaster pool?

Sanding a plaster pool is an important step in maintaining its condition. Over time, the surface of the plaster can become rough or uneven, making it uncomfortable to touch or walk on. By sanding the pool, you can smooth out any imperfections and create a more enjoyable swimming experience.

2. What equipment do I need to sand a plaster pool?

To sand a plaster pool, you will need a few essential tools. These include a pool vacuum or brush, a pool sanding disc or pad, and a pool skimmer net. Additionally, you may need a pool vacuum hose and a pool filter system to clean up any debris that is stirred up during the sanding process.

3. How often should I sand my plaster pool?

The frequency at which you should sand your plaster pool depends on several factors, such as the condition of the plaster and the amount of use the pool receives. As a general guideline, it is recommended to sand your plaster pool every 3 to 5 years. However, if you notice any rough patches or significant wear, it is best to address them as soon as possible.

4. How do I prepare my pool for sanding?

Before you start sanding your plaster pool, it is important to prepare it properly. Begin by draining the pool to a level that is below the area you will be sanding. Next, use a pool vacuum or brush to remove any debris from the surface of the plaster. Finally, ensure that the pool is completely dry before proceeding with the sanding process.

5. What is the best technique for sanding a plaster pool?

The best technique for sanding a plaster pool is to work in small sections at a time. Start by attaching the pool sanding disc or pad to a pool skimmer net. Then, gently move the disc or pad in circular motions over the surface of the plaster. Be sure to apply even pressure and avoid pressing too hard, as this can damage the plaster. Repeat this process until the entire pool has been sanded.

6. How do I clean up after sanding my plaster pool?

After sanding your plaster pool, it is important to clean up any debris that has been stirred up during the process. Begin by using a pool skimmer net to remove any loose particles from the water. Next, vacuum the pool using a pool vacuum hose and filter system to remove any remaining debris. Finally, refill the pool with fresh water and ensure that the water chemistry is properly balanced.

7. Can I hire a professional to sand my plaster pool?

Yes, if you are unsure or uncomfortable with sanding your plaster pool yourself, it is always an option to hire a professional. A pool contractor or maintenance company will have the necessary experience and equipment to sand your pool effectively and efficiently. Additionally, they can also offer advice on proper pool maintenance and recommend any necessary repairs or improvements.

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