5 Best Fiberglass Shower Cleaners Reviews in 2025

best-fiberglass-shower-cleaners

Do you intend to clean your fiberglass shower? If yes, then it will be wise to consider using a fiberglass shower cleaner in the next cleaning process to make it easier.

Fiberglass showers deteriorate with time due to the soap scum, mildew, mold, sticky dirt, hard water detergent water and other factors. Sometimes the dirt appears to be a fixture and to make your fiberglass look worse, you have to get rid of it to ensure that the house is clean. This is where shower cleaners are of great help and assist in making the area as clean as possible.

With this in mind, we have compiled a list of top 10 shower cleaners with their reviews and a complete buying guide. Almost all of them are capable of operating under soft water as well as the hard water conditions. Therefore, if you wish to have your fiberglass shower looking as good as new and feeling soft to the touch, do not overlook this detailed article on the best fiberglass shower cleaners available.

Check how to clean a fiberglass shower?

5 Best Fiberglass Shower Cleaners

In a hurry? Choose your suitable one from this quick buying decision list:

1. Bring It On Cleaner

Sale
Bring It On Cleaner Hard Water Stain Remover, Shower Door...
  • HARD WATER STAIN REMOVER – This innovative cleaning solution contains...
  • SHOWER DOOR CLEANER – Bring It On Cleaner was formulated to remove the...
  • REMOVES CALCIUM, MINERAL, & RUST STAINS – Hard water can contain high...

This cleaner from Bring It On is capable of easily removing stains as well as spots. It could be a fiberglass shower, a glass shower, or a regular one; Bring It On is like a magic pill. It can clean any form of stain that is available, even the stubborn ones. The manufacturers of this product are fully sure of its quality that they provide a refund guarantee.

You may be curious as to what makes the cleaner so special that it is leading the charts? Unlike the standard bleach that only works on mildew and molds, Bring It on cleaner also has the capability to deodorize and disinfect. Other than oxygen bleach or hydrogen peroxide, this cleaner also has jeweler’s abrasives that help in the removal of hard water stains.

Where to use it?

This cleaner is used to clean stains or spots on fiberglass, vinyl and glass doors, and grouts or tiles and gives the room a fresh smell of mint. The cleaner itself and the smell that comes from it are chemical-free and safe for the body, including children and animals.

Pros

  • Versatile, can clean all shower types
  • No chlorine or any other harmful chemicals
  • Easy to use

Cons

  • Unable to remove haze from glass doors

2. RMR-86 Instant Mold Stain & Mildew Stain Remover

Sale
RMR-86 Instant Mold and Mildew Stain Remover Spray - Scrub Free...
  • GET RID OF STUBBORN MOLD AND MILDEW STAINS: Our instant spray cleaner...
  • REMOVE UNWANTED ODORS: Freshen your space and remove musty, damp smells...
  • FAST-ACTING SPRAY: Our powerful, fast-acting mold stain remover spray...

When cleaning the surface, do you prefer to scrub or not? I am certain that none of us would like to cut off our arm while removing stains for instance. There are some stains which are very old and they can only be removed by using a wire brush which does not sound very glamorous. For the same reason, disaster restoration specialists have devised RMR-86 that can provide you with a clean surface free from mold and stains without having to scrub.

RMR-86 removes all the stains and spots from areas such as floors, walls, and upholstery without the need for washing. According to the makers, the stains will fade away right in front of your eyes and the surface will become spotless.

Where to use it?

This stain remover is universal and can be used on various surfaces such as fiberglass, wood, tiles, concrete, boat vinyl, grout, and flooring. However, a spot test is preferable. Apply the remover to the required area or surface and leave it for 24 hours. If there is no visible damage or staining on the surface, you can apply RMR-86 onto it.

Precautions:

  • Use the remover in a well-ventilated area
  • Only for industrial use

Pros

  • Can be used prior to painting any surface
  • Quick stain removal with 15 seconds
  • Cleans the area without scrubbing

Cons

  • The hard smell makes it difficult to use inside the house
  • Cannot be used as a mold inhibitor

3. Bio-Clean: Eco-Friendly Hard Water Stain Remover

Sale
Bioclean Hard Water Stain Remover 20.3 oz
  • PROFESSIONAL HARD WATER STAIN REMOVER: Get the powerful industrial and...

This is a stain remover from Bio-Clean that is used in shower and fiberglass and it is safe for all users. We can say this with certainty because Bio-Clean is not only a product or a cleaner for other products. It is evident from the above that the fairly well-known brand has already produced many home cleaning solutions that provide good results.

Where to use it?

This cleaner is perfect for use in homes and industries as it cleans away all the stains including the most persistent ones. At home, it can be used to clean various products such as fiberglass, shower doors, BBQ, tiles, steel, pools, toilets, sinks, and marble among others.At the commercial level, it can be used to clean boats, auto parts, metal, brass, vinyl, steel among others.

Precautions

No chemicals are used in this cleaner and it is safe for the environment. Since there are no chemicals used when cleaning a shower or a boat, there is no foul smell that is produced.

Pros

  • Safe and eco-friendly
  • Can be used for both residential and industrial purposes
  • 100 percent money-back guarantee within 60 days

Cons

  • May leave scratches on the glass

4. Rejuvenate Scrub Free Soap Scum Remover

Rejuvenate Scrub Free Soap Scum Remover Shower Glass Door Cleaner...
  • Rejuvenate Scrub Free Soap Scum Remover Non-abrasive Cleaning Formula -...
  • Effective to use on glass, ceramic tile, fiberglass, natural stone,...
  • Easy to use, just spray and rinse, for a streak finish

This bleach-free soap scum remover from Rejuvenate is a non-abrasive cleaner that is used to clean fiberglass, glass showers, plastic chrome, decorative stones, tiles, and others without scrubbing. To clean any surface, apply this spray and allow it to work for three minutes. Upon rinsing with water, the only thing that will be visible will be the smooth surface without any streaks.

Where to use it?

This scrub-free remover is effective on fiberglass, bathrooms, shower, bathtub, kitchen slab or countertop, tiles, and grout. This cleaner is so good that once you try it, you will be confident that you will never need to use any other stain remover again the first time you use it. These are the reasons why it has been awarded the best cleaner by Better Homes and Gardens and Family Circle.

Precautions

This is a water-based product that is certified by Greenguard Gold and does not contain any chemicals or have any smell. This certification implies that this cleaner has low VOCs emissions. It also enhances the quality of air within the cleaning area and it can be used safely in healthcare facilities or schools.

Since the liquid does not contain bleach, it does not damage the surface of any of the objects that are being cleaned such as plastic, chrome, ceramic tiles, fiberglass, or bathtubs.

Pros

  • Chemical free
  • Easy and quick to use
  • Scrub-free application

Cons

  • Terrific smell if used in a less ventilated area

5. Drillbrush All Purpose Power Scrubber Cleaning Kit

Drill Brush Attachment - Bathroom Surfaces Tub, Shower, Tile and...
  • This kit contains medium stiffness nylon power brushes that will attach to...
  • 3 different sizes and shapes of brushes for cleaning around your bathroom...
  • These nylon bristles will not scratch and can be used on tubs, sinks,...

This cleaning kit from Drillbrush comes with three brush combo kits that can be attached to any cordless drill. Constructed from nylon material, the brushes are ideal for cleaning and scrubbing different surfaces.

Where to use it?

Semi-rigid bristle brushes don’t have any scratch and can be used for cleaning fiberglass, linoleum, porcelain, bathtubs, sinks, and shower enclosures. All three brushes are of different sizes and shapes and provide efficient cleaning for all the nooks, surfaces, and various objects. When we are talking about shape and size, we are basically referring to the length of the bristles of all three brushes. Therefore, you will be in a position to clean the bathroom area without using a lot of time or energy.

Brushes have a 1/4 inch quick change shaft that is plated with zinc/nickel. Because of the coating, the shafts are not susceptible to rusting and are long lasting. The manufacturers provide you with 90 days to test the brushes and if you are not satisfied with the results, you can request a refund.

Pros

  • Medium stiff bristles to leave a scratch free and clean surface
  • Quick change shaft
  • Money-back guarantee

Cons

  • Using the brushes with a massive drill can be sometimes tricky, especially in tight to reach corners

Buying Guide for Fiberglass Shower Cleaners

Consider the following factors when purchasing the best fiberglass shower cleaners;

Cleaning Surface

The first thing that you should consider is the area or the object that you want to clean. Some of the cleaning materials used in the home may be too harsh and may damage certain items such as tiles and glass. Such stain removers will remove the stains but leave a thin layer that will make the material to look dull and discolored. Therefore, always ensure that you have read the description for the cleaner and compare the objects that need cleaning with the description.

Aroma

A mild fragrance or odor that you have chosen will not cause any discomfort to any of your family members, children, elderly, or your pets. Thus, try to choose a product that emits less gas. The cleaner is of a mild scent and is therefore safe to use for cleaning purposes within the house.

Scrubbing

You will typically need a scrubbing brush to remove some of the more persistent soap scum or hard water residues. Nevertheless, there are potent stain removing products that can dissolve stains and dirt to give you a clean surface to work with without the need for scrubbing. Search for a cleaner that can do a good job, but without the scrubber hassle.

Environmentally Friendly

Let me remind you that natural cleaners are safe to use in the presence of children and elderly people. Likewise, they are also less likely to cause harm to the environment. These are both good reasons to seek out a cleaner that is made with biodegradable materials.

Frequently Asked Questions (FAQs)?

Will shower cleaners kill spiders?

No, that is why you have to use vinegar to get rid of them.

Which shower cleaner is the best?

The best shower cleaner could be described as a cleaner or stain remover which has a pleasant fragrance and which is useful for the removal of stains and blemishes from various types of surfaces including those in the shower without posing any adverse effects to the environment.

What is the best shower cleaner for soap scum?

Some of the best cleaning products that can be used to clean soap scum include Bio-Kleen M00605, Weiman Cleaner, and Rejuvenate scum remover.

What is the best shower cleaner for mold?

The two best mold cleaners that we have reviewed in this article include Bring It On cleaner and RMR-86.

What is the best shower cleaner for tiles?

In my view, Bring It On cleaner is the best cleaner for tiles. However, all the other stain removers highlighted in this list are capable of cleaning tiles as well. The last two entries are not as effective as the rest of the list.

Final Words

It is essential to note that having a fiberglass shower in your house may be a great advantage in terms of easy cleaning but this is not always the case. It is elegant and trendy but the most challenging part is how to maintain that elegance. This part of the cleaning cannot be done alone, one needs an assistant. That is why we have shared with you the ten fiberglass shower cleaners that you can buy.

Most of the cleaners and stain removers mentioned above are effective in eliminating water spots, soap scum, and all other types of bacteria. It is advisable to use any of them based on the surface to be cleaned or personal preference.