All boat owners need to keep the vessel’s fiberglass thoroughly clean and well-maintained to keep it fresh and new all the time. This is regardless of age and the susceptibility of the exterior parts of the boat from the difficult marine condition.
Moreover, this part of the boat needs the best cleaner for fiberglass boat to keep it look new and fresh for a long time. In this article, we will feature 12 of the top fiberglass cleaners for boats including other information and guide to help owners select the right one to clean and maintain their boats.
- Best Best Cleaner for Fiberglass Boat Reviews
- 1. Star Brite Ez-On Ez-Off Cleaner
- 2. Collinite 920 Fiberglass Boat Cleaner
- 3. MaryKate MK2032 On Off Cleaner
- 4. StarBrite 098932 Fiberglass Stain Remover
- 5. Meguiar’s M6132 Flagship Cleaner
- 6. Star Brite Non-Skid Deck Cleaner
- 7. Davis FSR Big Job Fiberglass Stain Remover
- 8. 3M 09009 Marine Cleaner and Wax
- 9. Meguiar’s M4965 Fiberglass Restoration System
- 10. Zing 10007 Boat Hull Cleaner
- 11. Better Boat Instant Hull Cleaner
- 12. Simple Green Marine Boat Cleaner
- Boat Vinyl Cleaner Buying Guide
- Cleaner for Fiberglass Boat FAQs
Best Best Cleaner for Fiberglass Boat Reviews
1. Star Brite Ez-On Ez-Off Cleaner
The best way to clean fiberglass boat is to look for a cleaner that thoroughly removes the dirt in the boat hulls and makes it look brand new. This is what this bottom cleaner from Star Brite offers as it cleans the hulsl and the bottom of the boat with ease.
However, what caught my attention is the specialized formula being used in this product. Apparently, it does not contain strong or harsh acids which are normal ingredients from other regular cleaners in the market. This formula also makes this product safe to use and environment friendly.
Meanwhile, the hard-marine deposits which are normally found in boat bottoms and the stains on boat hulls will be dealt with accordingly with this cleaner. Using the specialized and powerful formula, it causes all these deposits and stain to loosen up, making it easy to remove and clean.
When it comes to the stains, this hull and bottom cleaner have the ability to remove it quickly. All you have to do is apply to the affected area and gently wipe it after the application. You will be amazed at how it removes the stains in just a few minutes.
To sum it up, this boat cleaner will save you time in terms of cleaning the boat hulls and bottom. Whether it’s the marine deposits, stains, waterlines, and other types of dirt, this boat cleaner will take care of it all. Using its specialized and powerful formula, it will clean and make your boat look fresh and brand new at the quickest possible time.
The only minor issue I’ve seen in this product is the smell it produces. It is so strong and I think there will be cleaners who will dislike the smell it emits during the cleaning process.
2. Collinite 920 Fiberglass Boat Cleaner
When looking for the best fiberglass cleaner, you need to choose a product that was made and formulated to protect the fiberglass hulls and bottoms from the effect of the constant exposure to the marine environment. A product that will not only clean and but also make your boat look brand new.
This is where this fiberglass boat cleaner from Collinite can do as it cleans and protects your boat after the application.
Honestly, I am amazed at how this product was formulated to clean, shines, and protect surfaces, especially in the fiberglass hulls of the boat. There are not too many boat cleaners who can claim to do the triple-effect results after the cleaning process.
During the testing of this product, I was not really expecting other things to happen except to see all the dirt removed. However, I was surprised of how this fiberglass boat cleaning product also makes the fiberglass surface look so natural after the application. I was seeing a brand new and fresh fiberglass as it makes it look brand new.
In addition, I also like this boat cleaner’s ability to protect any surface it cleaned after the application process. This includes protection from cracking, fading, or even drying which are the harmful effects of the UV rays. After all, this was design to be used to protect surface which has constant exposure to the difficult marine condition.
Finally, this boat cleaner not only cleans but also prepares the surface for other application purposes such as wax application. This type of application will add to the cleanliness of the surface as it gives additional shininess and protection to the surface.
The only issue I have with this product is it may irritate your skin and eyes with any accidental contact. You do need protection during the cleaning activity while carefully following the instructions stated in the product to avoid any untoward accident.
3. MaryKate MK2032 On Off Cleaner
Let’s face it, cleaning fiberglass boat is not an easy task at all and you need the best boat cleaner with you to successfully do the task. This is where the MaryKate Bottom Cleaner for Fiberglass will be beneficial to you in terms of cleaning the boat’s fiberglass hull and the other parts as well.
I am impressed with the effect of this product in terms of removing dirt in the bottom of the boat. Aside from removing stains in the fiberglass, it can also clean and remove dirt on the boat’s fiberglass hulls.
Truly, this product was formulated to protect different types of surfaces from the effects of the marine environment.
Furthermore, this product also leaves a long-lasting effect to the surface as it leaves without any greasy residue to the surface. It will also make the surface shines, brightens, and look rejuvenated and brand new.
I also like that this product can also be applied to effectively clean the boat’s fiberglass gel coat hulls. Using a paintbrush, all you have to do is apply to the targeted area and watch all organic matter and other dirt being removed instantly. Indeed, the cleaning process is easy to do in this part of the boat.
Finally, this product is proudly made in the USA. In my own opinion, all the products made in America always comes with the highest quality and this product is no exception as shown on its effectiveness in cleaning different type of surface.
The only issue I have with this product is the strong smell it emits. It is so strong that you need gloves and goggles during the application to protect you from the effects of the chemicals.
4. StarBrite 098932 Fiberglass Stain Remover
This next fiberglass boat restoring product takes pride in having a gel formula that is slightly different from other fiberglass cleaners. I like the gel formulation as it has the ability to hold and attach to the dirt to effectively remove it from the surface.
Furthermore, when it clings and remains in the stains for a longer period, the more it penetrates to the source and eradicates the dirt completely.
This stain remover also has the ability to provide convenience to the boat cleaner. I am quite impressed by how this product was formulated to have an easy-usage feature. It is so easy that all you have to do is spray to the targeted area and watch the stains go away. After that, gently wipe the surface and rinse it to achieve the best result.
The versatility of this marine fiberglass cleaner also impresses me. Aside from being effective in cleaning and removing stains on fiberglass, it can also be used on other surfaces such as rubber, vinyl, carpet, and painted surfaces. This also means that aside from the boat, this product can also be applied in other areas such as in our home and for recreational vehicles.
In addition, I was also impressed by how this product removes the watermarks and the staining found in the boat hulls.
In fact, we tested this product on a boat where the water lines were evident because of non-cleaning for a long time. However, when this boat cleaner was applied, all it takes was a few minutes and it removes the marks at around 90 percent. It was truly an amazing result.
Finally, this fiberglass cleaner for boat also contains safe ingredients and formulation. In fact, if you are worrying that it might destroy the thread or the upholstery of your vinyl surfaces, then you are definitely wrong. This is an amazing product that takes care of even the softest surfaces.
The only issue I have with this one its price when compared to its competition. There are other products that are much cheaper compared to this boat cleaner.
5. Meguiar’s M6132 Flagship Cleaner
In this part of our fiberglass boat cleaner reviews, we feature a product that can clean, restore, and protect your boat at the same time. This is the Meguiar’s Flagship Premium Cleaner and Wax and it has the ability to protect your boat from the effect of the marine condition and the ultra-violet rays.
When it comes to the boat fiberglass hulls, this product can clean stains, water spots, oxidation, and even minor scratches. It also restores the glossiness of the surface while protecting it from the usual effects of the sunlight after the application.
You cannot also underestimate this product’s versatility in cleaning different surfaces. As it turns out, this boat cleaner is more effective when applied to fiberglass and gel coat surfaces which means that this is a perfect product for your boat.
Meanwhile, this product is considered as a dual-action polisher which means that it cleans and protects the surface at the same time. Unlike other regular boat cleaners, this product has also the ability to protect surfaces especially from the damaging effects of the ultra-violet rays and the difficult condition of the marine environment.
Finally, this product is formulated with safe and biodegradable ingredients that make it safe to the environment. It also makes sense that it does not bring any side effects when applied to the surface as it only cleans and protect your boat fiberglass hulls and the other parts.
The only issue I see in this boat cleaner is the quality of the container. You need to exert the effort of squeezing just to let the cleaning solution pop out in the container. This should be improved by the manufacturer in my opinion.
6. Star Brite Non-Skid Deck Cleaner
It is a fact that a lot of boat owners are not familiar with how to clean boat hull fiberglass effectively.
Although there a lot of suggestions and recommendations which can be found on the internet, the most trusted advice that you should follow is to use the best cleaner for fiberglass boat deck that was already tested and proven to provide the most effective result in cleaning fiberglass surfaces.
This is where the Starbrite Non-Skid Deck Cleaner can actually help in cleaning and removing unwanted dirt to different surfaces on fiberglass and painted decks on boats.
I have tested this product and was impressed at how it cleans different types of surface such as plastic, metal, rubber, vinyl, and other painted surfaces. This is truly an impressive cleaner for fiberglass boat deck based on the test we conducted.
I also like that it protects the surface after the application process. This is because it comes with special polymer agents that provide protection and barrier from stains and other dirt. This will also mean that your cleaning will be much easier the second time around.
Another benefit that you must know with this product is its effectiveness in cleaning non-textured surfaces. Furthermore, this product is safe to use to surfaces with wax. Apparently, this product will not remove the wax or the polish once this product is being applied to.
Finally, this boat cleaner is a product made in the USA and we all know that most of the products that came in the country are all formulated with quality and the highest standards.
The only minor issue I see in this product is its relatively high price. When compared to the competition, you will find other products that are much cheaper.
7. Davis FSR Big Job Fiberglass Stain Remover
When cleaning fiberglass boat, you need to have a product that is effective and economical at the same time. The FSR Big Job Stain Remover from Davies rightfully fits the two descriptions as it cleans fiberglass with its massive 2-liter packaging.
Using this product would mean using an easy-to-apply gel that gently absorbs and removes stains away from the surface. What I like about this gel is its usage is not limited to the boat’s fiberglass hulls as it can also be applied painted surfaces, shower stalls, and even cutting boards.
I am also impressed with how this product was seen removing other types of dirt such as the boat’s waterlines, rust, and oil. If you ask me about white painted surfaces and gel coats, this product can also get the job done. This is truly a wonderful product to have.
Meanwhile, its flexibility is not only limited to be effective in cleaning different parts of the boat. If you need a cleaning material inside your home and your recreational vehicles, this boat cleaner can also do an amazing job. In fact, it has been used several times in removing dirt found on boats and recreational vehicles.
Lastly, this product is formulated with oxolic acid, a product that helps in effectively removes dirt in different types of surfaces. This acid when mix with water becomes harmless which makes it safe not only to humans but also to the environment.
The only issue I have with this product is the quality of the container. I think it needs to be improved using higher-quality and much-improved materials.
8. 3M 09009 Marine Cleaner and Wax
Are you looking for a unique hull cleaner for fiberglass boat? If your answer is yes, then this next product we are going to feature is the right one for you. Being unique means, it differs from the other boat cleaners we reviewed in terms of its usage.
While other products clean and remove dirt on surfaces, this product combines cleaning and protection in just one application. This is what I am totally impressed with as it was formulated using the combination of compounds and wax to create a cleaner that also protects the surface after the application.
The unique formulation also makes this product versatile in terms of its ability to be applied on boat surfaces and on cars and recreational vehicles. This product is truly a multi-purpose product that can be applied on different surfaces.
Meanwhile, the benefits do not end there as this particular product can also be used on different types of dirt on surfaces. I am talking about residues coming from the marine environment, rust, watermark, and even light to medium oxidation. This product will truly amaze you in terms of not just simply cleaning the boat but protecting it as well.
However, as good as this product is, the only issue I see is when you let it dry on the surface of fiberglass. Do let it happen because you will be having a hard time removing it.
9. Meguiar’s M4965 Fiberglass Restoration System
If you are looking for the complete package of fiberglass boat maintenance cleaner, then you should try the Fiberglass Restoration System from Meguiars.
This particular product composed of three different stages package in three different containers that you can use to clean, shines, and then protect your boat’s fiberglass and other surfaces.
When this product was tested, I like the fact that it contains the three steps needed to completely clean and rejuvenate the surface. The first steps known as the oxidation remover will remove dirt and other stuff such as scratches, oxidation spots, stains, and has the ability to restore colorings.
The second bottle will be used by the cleaner in creating a high gloss finish on the surface. This is where you can observe an upgraded version of the surface that you have clean earlier. The result is a clean and fresh surface that looks like a new one.
The final step is the Pure Wax and this will be used to protect the surface while maintaining the overall glossy look for a long period of time. The protection will be beneficial especially on the boat’s fiberglass surface which is constantly exposed to harsh marine conditions.
Finally, I found this product affordable taking into consideration the overall result it will provide in cleaning and protecting the surface. For sure, this will be more expensive when you buy separately.
However, the minor issue that I find in this product is the cleaner’s chances of exerting more effort during the cleaning process. In fact, the cleaner may need to do a lot of wiping or scrubbing to achieve the target result he wants.
10. Zing 10007 Boat Hull Cleaner
Looking for the best fiberglass boat hull cleaner will be an easy job with the availability of the Zing Boat Hull Cleaner. This product was specially formulated to remove dirt on boat hulls fiberglass surfaces. And we are talking of the toughest dirt found in the boat’s surfaces.
When this product was used for testing, I was impressed by its ability to quickly removed different types of dirt on the surface. It has easily removed stains on the surface, grimes, grease, and even some lime deposits in the boat. I have also seen this product removed an old waterline mark and I can say was totally impressed.
Another positive point that I would like to emphasize is the versatility of this product in cleaning different surfaces. Its used and effectivity is not limited to cleaning the boat hulls’ fiberglass surfaces as this can also be applied to wood including those painted ones.
Meanwhile, I also believed that this is one of the best in terms of pricing. When compared to other similar products, this is competitive and is much cheaper. And with the way it cleans the boat, this is a good option for all boat owners.
Finally, I was also impressed with the innovation of the company to create an applicator mop intended for the application of the product. Although sold separately, this will help in providing convenience to cleaner in applying the product easily to the targeted area.
The only issue I have with this product is its strong chemical ingredients. You may need to use protective gear such as gloves and goggles just to maximize the safety of the cleaner.
11. Better Boat Instant Hull Cleaner
There are many ways in cleaning fiberglass boat hulls and other parts and many of those claiming to be experts have their own version of it. Some will recommend products while others have even made their own homemade fiberglass boat cleaner.
These different versions may work sometimes but for me, the safest way is to use a product that has been tested in the real environment just like this product that we are going to review next.
The Better Boat Instant Hull Cleaner is formulated to remove dirt and scums found in the boat’s fiberglass hulls and other locations. It has the ability to eradicate different types of dirt such as grime, grease, waterlines, algae, stains, rusts and even lime deposits.
So, this product will give you the flexibility to remove all the dirt that you found in the boat especially in the boat hulls and bottoms.
I am also impressed with the versatility of this product in terms of removing stains and scums in different places. In fact, this hull cleaner can also be used to clean surfaces such as metal, gelcoat, and even those painted surfaces. You will be amazed of how this cleaner removes all the stains or dirt at the shortest possible time.
Another benefit that I like using this product is its easy application during the cleanup. Using either a sprayer or a sponge, the cleaner will only need to apply the solution to the targeted area. The cleaner will just wait for 2 minutes before rinsing the area and you will be amazed at how it eradicates all the dirt on the surface.
Finally, this product is proudly made in the USA which means you do not have to worry about the quality and the efficiency of this product in giving the desired results.
The only issue I have with this product is the need to use gloves during the cleaning process. Apparently, this hull cleaner has chemicals that are so strong that it might hurt your hand if using without protection.
12. Simple Green Marine Boat Cleaner
This next boat cleaner that we are going to review takes pride in using a non-biodegradable and non-toxic formula to remove dirt on any marine surfaces. As an environment advocate, I always give a thumb up to products that were designed or formulated to be environment-friendly and this product is no exception.
I also like that this product is non-flammable and non-abrasive which is also a plus for me especially in dealing with this type of product. Furthermore, this multi-purpose cleaner has the ability to eradicate stains, grimes, grease, and fuel. Even though the formulation is strong, this product is safe to use to any marine surfaces.
Being a biodegradable and non-toxic cleaner, it can also be used and applied to different surfaces in the boats, other types of sea vessels, and even fishing gear. You will be amazed at how it can clean all these surfaces and make site look brand new.
Furthermore, its versatility extends to other places as well with this product being effective on carpets, bathtubs, and showers. It is truly a multi-purpose cleaner that can serve anything that you need.
Lastly, I am also impressed with the pricing of this product. A gallon of this is so affordable compared to other products and competitors. This will be a good product to have especially to those buying in a budget.
The only issue I have in this product is the quality of the container. The cover is made so poorly that it has the tendency to leak when not properly handled.
Boat Vinyl Cleaner Buying Guide
Who This is For?
This product to clean fiberglass boat was formulated for boat owners who aspires a perfect and cleaned fiberglass boat hulls and bottoms. When the boat has been used for a long time, the tendency to have a lot of stains or dirt on that part of the boat will always be high. This is because of the constant exposure to the harsh marine condition and other relevant factors.
The use of these products will give the boat owners the ability to remove different types of stains and scums in the boat such as waterline marks, oil, grease, residue, and a whole lot more.
The product was also for boat owners who wants to not only clean but also to make the fiberglass shines and regains its glossiness. There are a lot of cleaners that has the ability to restore its original shininess and glossiness to make it look brand new again.
Furthermore, there are other products which were featured in this review which have the ability to restore the original colors of the surface to enable it to regain its old and natural colors.
This is also for boat owners who want to protect the outside parts of the boat from the effects of the difficult marine environment and the ultraviolet rays. We have shown in this article boat cleaner that has also the ability to protect the surface after the application. The effects of the sunlight and the constant exposure to the marine condition will not be felt once the product will be applied to the surface.
Rest assured that all of the products that were featured in this article were tested and experimented to give the best results in cleaning the boat’s fiberglass hulls and bottoms.
Features to Consider When Buying Cleaners for Fiberglass Boat
If you want to buy the best product to clean for fiberglass boat, you need to consider the following features below as your guide:
This is probably the first feature that will be interesting to you. Please take note that the pricing of the product does not guarantee its effectiveness so make sure to carefully consider this. There are expensive boat cleaners that may not achieve the desired results you expected and there are also cheap ones that will be fit for your cleaning needs.
Easy- Usage Feature
This feature is also a good factor to consider as it determines the easiness of each product when applying to a particular surface. There are products that provide easy application procedure with the use of a spraying bottle and all you need is to apply to the surface and watch the stains go away.
There are also products that need to be diluted or mixed with water before applying to the surface. In addition, there are also others that need a lot of scrubbing and wiping to clean and remove the dirt to the surface. These are the things that you need to consider and choosing the right cleaner will determine how you will exert effort in cleaning the boat’s surface.
This is crucial in terms of choosing the cleaners that provide safety not only to the users but as well as the environment. Certainly, buying this product will mean dealing with chemicals and choosing the boat cleaners that contain mild and safe ingredients is a must. Furthermore, if you purchase a cleaner the contains strong and harsh ingredients, be sure to protect yourself by using protective goggles and gloves for your safety.
This is a feature that also plays an important role in determining the effectiveness of a particular boat cleaner. When a product removes the stains quickly, then this is a good indicator of being a good boat cleaner. There are a lot of products available commercially but if you choose cleaner that acts fast on the surface, you will not regret it.
Emits a Nice Fragrance
When buying a cleaner for fiberglass boats, you are also dealing with chemicals as the main ingredients. And most of these chemicals carry strong odor and fragrance that many people do not like. However, there are also products that bring a nice smell when being applied to the surface and this should be a good product to have.
A product that has the ability to be applied to different types of surfaces is always a good option. There are products we featured that can also be applied on the boats and other places.
Advantages and Disadvantage of Using a Fiberglass Cleaner for Boats
Using a fiberglass cleaner comes with a lot of advantages and disadvantages. The good and the bad of these products are being summarized below:
- Removes different types of stains or dirt on the boat’s fiberglass hulls
- Cleans and remove stains and skunks to other important parts of the boat
- Remove residues, stains, watermarks, and a lot more in the bottom part of the boat
- Protect the surface from the effects of the marine condition and the sunlight after the application
- Makes the boat look fresh and brand new
- Makes the boat’s surrounding smells good when emitting a nice fragrance
- Some product contains strong and harsh ingredients that are not safe to use
- A few contain chemicals that can irritate the eyes and the skin
- Some of the products are expensive
Care and Maintenance
Maintaining and taking care of a cleaner for a fiberglass boat is an easy task for you to do. The most important thing is to follow the procedure to the letter during the application process to avoid the product of being misused.
For safekeeping, it is also important for you to keep the product in a safe and isolated place. A place that is unreachable to children to avoid any untoward accident from happening.
Cleaner for Fiberglass Boat FAQs
How to clean fiberglass boat deck?
There are a lot of ways in cleaning a boat deck but we suggest to using a product that has already proven to clean this important part of the boat.
Using a product that was formulated to clean the fiberglass boat deck will certainly do the trick. Of course, we have featured these products and our review and we are recommending it to be used on your boat.
For sure, you will find a lot of solutions and recommendations found on the internet but my advice for you is to have an open mind. You can try different methods but the most important thing is to choose the right product that will clean this part of your boat.
How to Remove Yellow Stains from Fiberglass Boat?
The best way to remove yellow stains from the fiberglass boat is to use effective boat cleaners intended for the fiberglass surface. All the products we feature in this article have been proven to remove a different type of dirt including yellow stains. The products that we featured have been proven and tested to remove this type of stains in an actual setting.
Furthermore, after cleaning the surface, you can also use products that shine and protect the surface to make it last for a long time. Again, we have shown different products from this review that offers the ability to regain the discoloration of the surface, make it shine and protect it from the effect of the outside conditions.
How to Clean Bottom of Fiberglass Boat?
The best way to clean a fiberglass boat is to use a product or a cleaner that was formulated to specifically clean this type of surface in your boat. There are a lot of fiberglass cleaners in the market and all you have to do is choose the right one that will be effective in cleaning the fiberglass effectively.
Aside from the fiberglass cleaner, you also might consider using products that will shine the surface and protect it from the marine condition after the cleanup. This will ensure making the fiberglass surface withstand the harsh marine environment and make it last for a long time.
What do You Use to Clean a Fiberglass Boat?
Cleaning a fiberglass boat is relatively easy using a fiberglass cleaner. Now, there are also other things that you like a piece of cloth to be use in wiping and rinsing the area being applied. You may also need a brush or a scrubber if the need to scrub the surface arises.
However, if the fiberglass cleaner that you use contains strong chemicals and ingredients, it is advisable to use protective gear such as goggles and gloves to protect yourself from being harm when exposed to these chemicals.
What is The Warranty Policy?
The warranty policy is one of the most important things that you need to know before buying a particular fiberglass cleaner. Knowing the terms of the warranty will enable the buyer to protect themselves just in case the product has a problem or manufacturing defects. The warranty policy will also enable the buyer to return the product or have it refunded.
To clean and maintain the fiberglass hulls and deck of your boat is a difficult task to do for your boat cleaner. But using the best cleaner for fiberglass boat will help them to be more effective and thoroughly cleaning those important surfaces of the boat.
We have reviewed and provided important details on the top fiberglass boat cleaners that are available in the market. It is our wish that all the information presented can help all the boat owners in having the right product for the cleaning of their fiberglass boat.