Finding a fiberglass cleaner that suits your need and does its job well can be challenging. Overall, our tester reviews these fiberglass cleaner with giving ratings and marks for its durability, ease of setup and use. Also the fiberglass cleaner price will be fairly matched the product’s performance, plus with the attractive and sturdy design etc that comes with the product. We conducted hands-on testing for fiberglass cleaner and have the details guide and list provided below.
In this in-depth review guide, we will discuss about the best fiberglass cleaner.
Our Top Picks
4
The Best fiberglass cleaner
STAR BRITE Ultimate Fiberglass Stain Remover - 32 OZ (098932)
$16.95 in stock
12 new from $16.95
Amazon.com
as of August 21, 2025 7:20 am
Features
- POWERFUL CLEANING ACTION - Specially formulated to tackle rust, dried fish blood, and leaf stains on fiberglass & painted surfaces
- GEL SPRAY FORMULA STICKS - Clings to vertical surfaces for better stain penetration without run-offs or drips
- REMOVES WATERLINE STAINS - Easily eliminates 'yellowing' tannic stains and tough waterline stains from boat hulls, plastic and painted surfaces
- EASY TO USE - Simply spray affected area, let it soak until stain disappears, then rinse thoroughly with water
- TARGETED APPLICATION - Gel spray design ensures precise application while limited drips & runoff ensure only the stained area is treated
STAR BRITE Instant Hull Cleaner - Gel Spray Formula Clings to Vertical Surfaces Easily Removing Stains From Boat Hulls, Fiberglass, Plastic & Painted Surfaces 32 Oz (096132)
$16.14 in stock
36 new from $16.14
Free shipping
Amazon.com
as of August 21, 2025 7:20 am
Features
- POWERFUL CLEANING ACTION - STAR BRITE Hull Cleaner removes tough stains from boat hulls, fiberglass, plastic & painted surfaces
- REMOVES STUBBORN STAINS - Specifically formulated to instantly dissolve tough stains, including rust, dried fish blood, grass and leaf stains
- MAXIMUM CLING TIME - The new gel formula 'sticks' where applied, ensuring maximum cleaning power and efficiency and is ideal for vertical surfaces
- SAFER AND EASY TO USE - features a naturally powerful oxalic acid formula, much more user-friendly than harsher hydrochloric or phosphoric acid formulas, a top choice for marine-grade cleaning solutions
- ULTIMATE BOAT MAINTENANCE - STAR BRITE Hull Cleaner is your all-in-one solution, effectively removing yellowing & scum lines from your boat while maintaining its pristine condition, the best choice for fiberglass and painted boat hulls
Meguiar's Marine/RV Fiberglass Restoration System, Boat Fiberglass Repair Kit with Oxidation Remover, Boat Polish and Boat Wax - 3 Count (1 Pack)
$36.21 in stock
80 new from $33.35
71 used from $35.49
71 used from $35.49
Free shipping
Amazon.com
as of August 21, 2025 7:20 am
Features
- RESTORE THE BEAUTY OF YOUR BOAT: Meguiar's Marine/RV Fiberglass Restoration System is the ultimate solution for bringing your boat back to life. This comprehensive gel coat and fiberglass boat cleaner kit revitalizes the appearance of your boat.
- REMOVE STAINS AND SCRATCHES: One of the boat essentials for every captain, Meguiar’s Oxidation Remover easily removes stubborn oxidation stains and scratches from your boat's surface. Watch as it reveals a flawless finish that's sure to impress.
- UNLEASH A BRILLIANT SHINE: Meguiar’s High Gloss Polish takes shine to the next level. This marine polish is meticulously crafted to deliver unparalleled levels of brilliance, making your boat stand out both in and out of the water.
- LONG-LASTING PROTECTION: Your boat deserves the best protection, and that's exactly what our Pure Wax provides. This marine wax for boat care applies a durable shield against the elements such as UV rays, saltwater, and other environmental factors.
- MORE PRODUCT, MORE VALUE: Each bottle in this boat kit contains 16 ounces of product, allowing you to tackle your boat restoration projects with confidence. Get more bang for your boat and enjoy the satisfaction of a job well done.
Bio-Kleen Products Products, Inc. M00609 Fiberglass Cleaner Gallon
$36.51
in stock
27 new from $36.51
Amazon.com
as of August 21, 2025 7:20 am
Features
- Package Dimensions: 7 L x 12 H x 7 W (inches)
- Package Weight: 10 pounds
- Country of Origin : China
- Part Number: M00609
Meguiar's Marine/RV Heavy Duty Oxidation Remover, Oxidation, Water Spot, Stain, and Scratch Remover for vehicles with Gel-Coat and Fiberglass Surfaces, 16 oz
$16.44
in stock
95 new from $10.95
4 used from $16.24
4 used from $16.24
Free shipping
Amazon.com
as of August 21, 2025 7:20 am
Features
- MADE FOR SPECIALIZED BOAT/RV FINISHES: This extremely versatile boat polish quickly and effectively clears problem surface degradation and oxidation on gel coat and fiberglass surfaces typically found on vehicles like boats and RVs
- POWERFUL ABRASIVE FORMULA: While this powerful polish utilizes diminishing polishing compound abrasives to effectively remove defects, it also uses feeder oils to leave a ‘like new’ vibrance and remarkable showroom shine.
- RESTORE COLOR VIBRANCY AND SHINE: Restore the original color of older fiber glass gel coat surfaces by effectively removing unsightly oxidation and discoloration while adding polishing oils to restore color, gloss, and shine.
- SAFE ON SURFACES: The strong yet gentle abrasives in this fiberglass restorer for RV and marine vehicles make quick work of scratches, water spots, stains, and oxidation, then break down and disappear to preserve the finish.
- USE IT YOUR WAY: Our Marine and RV exterior scratch compound delivers great results whether working precisely by high-speed rotary buffer, a dual action polisher like the Meguiar’s MT300, or even by hand. For best results, rotary is recommended.
Biokleen Fiberglass Cleaner M00605 ,Clear
$15.09 in stock
30 new from $15.09
Amazon.com
as of August 21, 2025 7:20 am
Features
- Product type :CLEANING AGENT
Collinite No. 920 Fiberglass Marine Cleaner, 16 Fl Oz - 1 Pack
$12.61
in stock
31 new from $10.76
1 used from $15.29
1 used from $15.29
Free shipping
Amazon.com
as of August 21, 2025 7:20 am
Features
- HEAVY DUTY OXIDATION REMOVER: Collinite No. 920 Cleaner quickly removes oxidation, water spots, fading, discoloration, and stains & instantly leaves behind a rejuvenated, high gloss look
- WORKS FAST & EASY TO USE: Professional results can be achieved on gel coat and fiberglass either by hand or with a DA Polisher for larger surface areas
- TOUGH ON STAINS: Cuts through stubborn contaminants quickly and leaves surface smooth; improving the spread/coverage, bond, and durability of a follow-up Collinite finishing wax
- TRUSTED FOR 50+ YEARS: Coastal Detailing Professionals working in the most demanding marine environments worldwide prefer the ease of use, speed, and versatility of Collinite No. 920 Fiberglass and RV Cleaner
Bring It On Cleaner Hard Water Stain Remover, Shower Door Cleaner, Clean Tile and Grout, Windows, Fiberglass, Tubs, Chrome,32 Ounce.
$20.45
in stock
3 new from $20.45
Free shipping
Amazon.com
as of August 21, 2025 7:20 am
Features
- HARD WATER STAIN REMOVER – This innovative cleaning solution contains powerful oxygen bleach. Unlike chlorine bleaches oxygen bleach is completely safe and non-toxic. It contains no harmful chemicals so it’s safe for use around kids and pets. Bring It On Cleaner will safely and effectively remove hard water spots and residue on just about any surface in your bathroom.
- SHOWER DOOR CLEANER – Bring It On Cleaner was formulated to remove the toughest stains from many different kinds of surfaces. Over time hard water buildup and residue will form on and around your shower door shower head bathtub drain toilet bowl and bathroom tile. This innovative cleaning solution will leave all of these surfaces spotless.
- REMOVES CALCIUM, MINERAL, & RUST STAINS – Hard water can contain high concentrations of minerals like limestone, calcium, and magnesium. These minerals can cause buildup to accumulate around your bathroom hardware and on other surfaces. Metal bathroom hardware can also cause rust stains. Use Bring It On Cleaner to effectively remove these mineral stains and rust stains.
- TILE AND GROUT CLEANER – Not only is Bring It On Cleaner great for cleaning your bathroom it can also be used to clean tile and grout. With Oxygen Bleach you can pull stains from discolored grout lines.
- FRESH MINT SCENT – Bring It On Cleaner has a fresh mint scent. After using the cleaner, your bathroom will look brand new, and it will smell just as nice. Our innovative formula is non-toxic and contains no harmful chemicals. It’s safe for the environment, and it’s safe for use around children and pets. Give your bathroom hardware a makeover with this safe, fresh smelling cleaning solution.
FSR Davis Fiberglass Stain Remover , 2 Liters - 792
$42.49
in stock
17 new from $42.49
Amazon.com
as of August 21, 2025 7:20 am
Features
- Use on any fiberglass stain
- See results within minutes
- Non-abrasive stain absorbing gel
- 2 Liter bottle
TotalBoat White Knight Fiberglass Stain Remover (15 Ounce)
$15.99
in stock
Amazon.com
as of August 21, 2025 7:20 am
Features
- Removes dirt, exhaust, oil, rust, scum, & waterline stains from fiberglass gelcoat surfaces
- Non abrasive gel formula cleans deeply & lifts stains without damaing gelcoat
- No scrubbing or compounding required. Let sit for 10-15 minutes and rinse
- Use on boats and RVs, shower stalls, fiberglass furniture, white painted surfaces & stainless steel
- 15 oz jar. Made in the USA.
The Video Review of Best fiberglass cleaner
Conclusion
When you’re looking for fiberglass cleaner, you’ll want to keep a few things in mind. First, decide what you want to use the fiberglass cleaner for. Next, check the product reviews with comparision which we have listed as well. Once you’ve decided on fiberglass cleaner you want to buy fiberglass cleaner, look at the reputation of the manufacturer as well. You can compare prices and quality together before you make your purchase.