Owning a fiberglass pool is a fantastic way to enjoy relaxation and fun in your backyard. However, keeping the water crystal clear can sometimes feel like a challenge. Many pool owners struggle with balancing chemicals, removing debris, or preventing algae growth. But the good news is that with regular maintenance and a few expert tips, you can keep your fiberglass pool sparkling and inviting year-round.

In this guide, we’ll walk you through simple yet effective fiberglass pool maintenance tips, covering everything from cleaning routines to water chemistry. Let’s make pool care less of a chore!

Regular Cleaning Tips for Fiberglass Pool Maintenance

Keeping your fiberglass pool in top shape starts with regular cleaning. A combination of skimming, vacuuming, and brushing will help maintain a pristine appearance and prevent buildup.

Skimming Debris and Vacuuming

Regularly skimming debris and vacuuming the pool are essential steps in keeping the water clean and inviting. Here’s how to do it effectively:

  • Use a long-handled skimmer net to remove leaves, bugs, and other floating debris daily to prevent them from sinking and causing dirt buildup.
  • Invest in an automatic or robotic pool cleaner for effortless vacuuming, ensuring the pool floor stays free of dirt and grime.
  • For hard-to-reach areas, use a manual vacuum to target corners, steps, and tricky spots that an automatic cleaner might miss.
  • Empty skimmer baskets at least twice a week to keep water flow unrestricted and maintain cleaning efficiency.
  • Regularly check your vacuum hose for leaks, as any damage can reduce suction power and compromise cleaning effectiveness.
  • After heavy use or storms, increase skimming and vacuuming frequency to prevent debris from accumulating.

Brushing the Pool Walls and Floor

Brushing your pool’s interior is just as important as skimming and vacuuming. It helps prevent algae growth, distribute chemicals evenly, and keep surfaces looking new.

  • Use a soft-bristle brush designed for fiberglass pools to avoid scratching the gelcoat finish.
  • Start at the shallow end and work your way toward the deep end, using long, smooth strokes to cover as much surface area as possible.
  • Pay extra attention to corners, stairs, and areas where algae are more likely to form.
  • Brush the walls first before moving on to the floor, directing debris toward the main drain for easy removal.
  • Aim to brush your pool at least once a week to prevent dirt buildup and ensure a well-maintained surface.

Water Chemistry Maintenance

Keeping your pool’s water chemistry balanced is crucial for both swimmer safety and maintaining the pool’s longevity. Regular testing and chemical adjustments will help prevent algae, scaling, and water cloudiness.

Testing pH, Chlorine, and Alkalinity Levels

  • Test the pool’s pH level weekly, keeping it between 7.2 and 7.6 to maintain comfort and prevent algae growth.
  • Maintain chlorine levels between 1-3 parts per million (ppm) to kill bacteria and keep the water sanitized.
  • Ensure total alkalinity is between 80-120 ppm to stabilize pH levels and prevent drastic fluctuations.
  • Use a high-quality test kit or digital tester for accurate readings.
  • Adjust chemicals gradually to avoid sudden shifts that can disrupt water balance.
  • Keep a log of test results to track chemical adjustments and monitor water conditions over time.

Adding the Right Chemicals

Adding the correct pool chemicals at the right time is essential for clear and balanced water. Here’s what you need:

  • Chlorine: Maintains water sanitation and eliminates harmful bacteria.
  • pH Adjusters: Use a pH increaser or decreaser to keep acidity at optimal levels.
  • Alkalinity Increaser: Stabilizes pH and prevents sudden changes.
  • Calcium Hardness Increaser: Protects pool surfaces from erosion due to low calcium levels.
  • Algaecide: Prevents algae growth and keeps water free from green discoloration.

Maintaining Water Level

Water levels play a key role in filtration and circulation, so it’s important to monitor and adjust them regularly.

  • Keep water levels midway up the skimmer opening to allow for effective debris removal.
  • Low water levels can introduce air into the system, causing potential damage to the pump.
  • High water levels reduce skimmer efficiency, making it harder to remove surface debris.
  • Adjust water levels as needed, especially after heavy rainfall or extended pool use.

Pool Filter Care

Your pool’s filtration system is responsible for keeping the water clean and free from contaminants. Regular filter maintenance is essential for optimal performance.

Cleaning and Backwashing the Filter

  • Turn off the pump and remove the filter lid to inspect for debris buildup.
  • Set the multiport valve to “Backwash” and run the pump for 2-3 minutes until the water runs clear.
  • After backwashing, switch the valve to “Rinse” for 1-2 minutes to flush out remaining particles.
  • Check filter media for signs of wear and replace as needed.
  • Follow a maintenance schedule based on pool usage to ensure maximum efficiency.
  • Consider a professional inspection annually to ensure proper function.

Replacing Filter Media as Needed

  • Over time, filter media can become clogged with debris, reducing efficiency.
  • Replace filter sand, cartridges, or DE (diatomaceous earth) media as recommended by the manufacturer.
  • Clean the filter tank thoroughly before adding new media.
  • Follow manufacturer guidelines on media type and quantity for best results.

Protecting the Gelcoat Surface

Fiberglass pools have a smooth gelcoat finish that requires special care to maintain its appearance and durability.

Using Non-Abrasive Cleaning Products

  • Use only cleaners specifically designed for fiberglass pools to prevent scratching or dulling the surface.
  • Avoid using harsh scrubbing pads or abrasive tools that can damage the gelcoat finish.
  • Rinse cleaning products thoroughly to prevent residue buildup that can affect water chemistry.

Avoiding Harsh Chemicals

  • Steer clear of high-concentration acid cleaners or bleach, which can erode the gelcoat over time.
  • Stick to gentle, pH-balanced cleaning solutions to preserve the surface integrity.
  • Regularly clean waterline buildup with a mild, non-abrasive cleaner to maintain the pool’s aesthetic appeal.

Conclusion: Tips for Fiberglass Pool Maintenance

Regular maintenance is key to keeping your fiberglass pool clean, clear, and inviting. By following these simple steps—skimming debris, vacuuming, brushing, balancing water chemistry, and maintaining the filtration system—you can enjoy a pristine pool all season long.

If you’re looking for professional assistance with fiberglass pool care, Splash Fiberglass is here to help. Our team of experts can guide you through maintenance, repairs, and upgrades to keep your pool in top condition. Contact us today and take the hassle out of pool maintenance!