Nederlands | English | Deutsch | Türkçe

Project Sports

Questions and answers about sports

How do you maintain a fiberglass pool?

6 min read

Asked by: Lisa Chen

Basic maintenance for a fiberglass pool: Clean regularly, with products made specifically for fiberglass pools. Check water chemistry. Run the pool filter.



All pools need the proper levels:

  1. Free chlorine.
  2. pH.
  3. Calcium hardness.
  4. Cyanuric acid (CYA)
  5. Total alkalinity.

Nov 6, 2018

How often should you shock a fiberglass pool?

every one to two weeks

You should be! In general, you should shock your pool every one to two weeks during swim season, depending on how often you’ll use your pool, and how heavily trafficked it is.

What can damage a fiberglass pool?

Due to ground pressure, most fiberglass pools can experience damage when drained without taking proper measures. This could include buckling, bulging or cracking in the walls or floor.

Do you have to shock a fiberglass pool?

Fiberglass Pools



To care for your gelcoat and reduce staining and fading of a fiberglass pool, pre-dissolve pool shock into a bucket filled with water. You can use the pool shocks listed above for vinyl pools or try these two oxidizers, strong but gentle pool shocks.

Can you use chlorine in a fiberglass pool?

And that's why I really like the granular chlorine because it's a pH neutral. It's got a built in stabilizer. And it won't damage the fiberglass finish on your pool.

How long do fiberglass pools last?

30 years

Fibreglass pools naturally insulate, and heat quicker compared to concrete pools, saving money on energy. If you purchase a high-quality fibreglass pool, you can expect them to last for more than 30 years. Unlike vinyl and concrete, they don’t need replacing or resurfacing.

Do fiberglass pools crack in the winter?

Fiberglass Pools in Cold Climates



Freezing and thawing won’t strain or crack a fiberglass pool like it might with a concrete pool, so you shouldn’t have to worry as much about your pool cracking or breaking.

How do you brush a fiberglass pool?

You are going to get a brush. Which will be used to scrub the sidewalls of your pool. Particularly. During the opening and closing process you want to make sure all the debris.

Do fiberglass pools get algae?

fiberglass pools are not environmentally friendly. Remember, fiberglass pools have a smooth gel coat finish, which makes them immune to algae, so you will use less chemicals than you would with a concrete pool.

Can you pressure wash fiberglass pool?

Only pools constructed of plaster, exposed aggregate, or concrete are strong enough to withstand the power of a pressure washer. Any other type of pool, such as vinyl or fiberglass, must be cleaned using chemical treatments or using non-abrasive methods.

Can a fibreglass pool be emptied?

A fibreglass pool is the most dangerous to drain and should only be done by a professional. Older pools may not have been built structurally to hold back the weight of the dirt against it when the pool is drained. This can cause the walls to collapse.

How do I get rid of the white ring around my fiberglass pool?

Fiberglass pool white buildup is likely the result of calcium deposits. You can get rid of this by scrubbing a pumice stone on the surface(s) around the pool. Calcium scaling treatments are also available to remove white buildup.

How much does it cost to paint a fiberglass pool?

Cost to Paint a Pool

Item details Qty High
Unused Minimum Labor Balance of 2 hr(s) minimum labor charge that can be applied to other tasks. 0.0 h $0
Totals – Cost To Paint Pool 500 SF $960
Average Cost per Square Foot $1.92

How often does a pool need to be resurfaced?

every 3-7 years

It varies depending on the type of pool, with plaster or cement pools needing to be resurfaced every 3-7 years while fiberglass pools can sometimes go as long as 15-30 years.

How often should a pool be replastered?

Every 10 Years

On Average, Replastering is Every 10 Years



So how often do you need to replaster a pool? The short answer is about every 10 years. However, it’s important to consider the factors mentioned above, as they are typical signs that your pool needs to be replastered.

Can you’re gelcoat a fiberglass pool?

How do you redo the gelcoat on your fiberglass pool? The short answer: you don’t. Gelcoat is applied in a controlled manufacturing plant for several key reasons: It takes a long time to dry and cure.

How long does gelcoat last on fiberglass pool?

We maintain that if a pool is properly manufactured and properly maintained by the customer, the gelcoat surface of a modern fiberglass pool should last decades—as in 30–40 years.

How do I know if my fiberglass pool is leaking?

Dye Test. Clean and vacuum pool thoroughly, look for cracks, squirt a bottle of food dye around the area of the suspected leak, enter the pool, squeeze dye again, and if dye gets sucked into the crack it most likely is riding a flow of water that is leaking.

Why is my fiberglass pool Chalky?

1. Calcium build-up on the pool surface. High pH levels will cause calcium carbonate in the water to precipitate or bond to the fibreglass surface. When this happens, it often leaves a white gritty layer that looks much worse when dry.

Can a crack in a fiberglass pool be repaired?

For minor cracks, simply cover it with fiberglass paint. For more severe cracks, generally cracks that measure between ½-inch deep and extend 1-inch in length on both sides, the crack and surrounding area may need to be sanded down, with any loose particles removed.

Can I use a magic eraser on my fiberglass pool?

Clean Magic Erasers. Actually do the trick quite nicely as.

Can fiberglass pool be salt water?

spotlight. Fiberglass swimming pools are very compatible with salt water systems. If you are using a vinyl liner pool, you must be careful as those pools tend to have metal parts or connections which salt will eat through and corrode.

What type of pool water is best?

Saltwater pools offer a better swimming environment, and while it might feel better on the skin and does not cause eye irritation, it’s not without its problems. Saltwater is corrosive to metal and tends to corrode any metal objects near the pool such as outdoor furniture and even nearby grills.

Which is more expensive fiberglass or concrete pool?

Concrete pools cost $50,000 or more and require expensive long-term maintenance. They’re highly customizable but take 3–6 months to install. Fiberglass pools typically cost $45,000 or more and require little maintenance. They’re pre-built on existing molds and only take 3–6 weeks to install.