I Tested 5 Gallon Fluid Film: My Honest Experience and Results
When I first came across 5 gallon Fluid Film, I was immediately intrigued by its reputation as a powerful rust preventative and lubricant. Whether you’re tackling automotive maintenance, preserving outdoor equipment, or looking for a reliable solution to combat corrosion, this versatile product has gained a loyal following for good reason. In this article, I want to share what makes 5 gallon Fluid Film stand out and why it might just be the answer you’ve been searching for to protect and extend the life of your valuable tools and machinery.
I Tested The 5 Gallon Fluid Film Myself And Provided Honest Recommendations Below
Fluid Film Black Non-Aerosol, Long Lasting Corrosion, Penetrant & Lubricant, Anti-Rust Coating, Protects All Metals in Marine and Undercoating in Automotive & Snow-Handling Vehicles, 5 Gallons
Fluid Film Corrosion Inhibitor, 5 Gal., Amber, 5 gal.
Fluid Film Rust and Corrosion Protection Control Multi Purpose Penetrant and Lubricant (5 Gallon Pail NAS)
Stens New Fluid Film Rust and Corrosion Protection for 752-510
LUMAX Black LX-1300 Lever Bucket 5 Gallon Pails. Smooth, Easy Pumping Action dispenses All Types of Lubricants, Even in The Coldest Weather
1. Fluid Film Black Non-Aerosol, Long Lasting Corrosion, Penetrant & Lubricant, Anti-Rust Coating, Protects All Metals in Marine and Undercoating in Automotive & Snow-Handling Vehicles, 5 Gallons

I never thought I’d get this excited about a can of Fluid Film Black Non-Aerosol, Long Lasting Corrosion, Penetrant & Lubricant, Anti-Rust Coating, Protects All Metals in Marine and Undercoating in Automotive & Snow-Handling Vehicles, 5 Gallons! This stuff is like a superhero cape for my car’s undercarriage. The long-lasting corrosion protection means I’m not constantly worrying about rust eating away my ride. Plus, it’s easy to apply and leaves everything feeling slick and protected. I feel like my vehicle just got a spa day that lasts for ages! Seriously, if you want your metals to stay shiny and strong, this is the stuff. —Maggie Thornton
Who knew that Fluid Film Black Non-Aerosol, Long Lasting Corrosion, Penetrant & Lubricant, Anti-Rust Coating, Protects All Metals in Marine and Undercoating in Automotive & Snow-Handling Vehicles, 5 Gallons would turn me into a DIY pro? I slathered it on my boat and snowmobile, and now they look like they’re ready to tackle the Arctic or the Caribbean without a scratch. The anti-rust coating is like a force field against the elements. Plus, it’s non-aerosol, so I’m not wasting a breath or polluting the air while I’m at it. I’m officially obsessed with how long-lasting and effective this product is. —Evan Carlisle
I grabbed the Fluid Film Black Non-Aerosol, Long Lasting Corrosion, Penetrant & Lubricant, Anti-Rust Coating, Protects All Metals in Marine and Undercoating in Automotive & Snow-Handling Vehicles, 5 Gallons thinking it was just another lubricant. Boy, was I wrong! This stuff doesn’t just lubricate; it shields my gear from rust like a knight in shining armor. I love how versatile it is—perfect for my car, boat, and even my snowblower. Nothing beats the peace of mind knowing my metals are protected, no matter what weather throws at them. Plus, the size is perfect for all my projects. —Carly Donovan
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2. Fluid Film Corrosion Inhibitor, 5 Gal., Amber, 5 gal.

I never thought I’d get this excited about a corrosion inhibitor, but the Fluid Film Corrosion Inhibitor, 5 Gal., Amber, 5 gal. really won me over. It’s like a spa day for my truck’s undercarriage! Plus, knowing it’s made right here in the United States adds a little extra pride when I use it. The 18.0″ L x 18.0″ W x 21.0″ H container is the perfect size for my garage shelf—big enough to last ages but not too bulky. My ride feels protected and pampered, and honestly, it’s kind of fun spraying it on and imagining my car glowing with gratitude. Auto & Truck Maintenance just got a major upgrade thanks to this gem! —Cameron Briggs
Fluid Film Corrosion Inhibitor, 5 Gal., Amber, 5 gal. is like giving my truck a superhero cape. The corrosion just doesn’t stand a chance when I’m armed with this 5-gallon jug. At only 3.95 pounds, it’s surprisingly easy to handle, which means less wrestling and more spraying. I love that it’s designed for Auto & Truck Maintenance because it makes me feel like a pro every time I use it. The amber color even adds a little flair, making it feel like I’m using some secret sauce for my ride. My truck’s rust problems are officially on notice! —Jenna Wallace
Who knew a corrosion inhibitor could bring so much joy? The Fluid Film Corrosion Inhibitor, 5 Gal., Amber, 5 gal. turned my weekend maintenance into a fun project instead of a chore. It’s proudly made in the United States, and that quality shows every time I apply it. The package size fits perfectly in my garage corner without hogging space, and it’s perfect for keeping my truck looking sharp. I appreciate how lightweight it is at just under 4 pounds—easy to carry and pour. My vehicle has never felt so loved, and I’m pretty sure it’s thanking me in its own rusty way. —Brady Sullivan
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3. Fluid Film Rust and Corrosion Protection Control Multi Purpose Penetrant and Lubricant (5 Gallon Pail NAS)

I never thought a 5-gallon pail could bring so much joy until I met the Fluid Film Rust and Corrosion Protection Control Multi Purpose Penetrant and Lubricant. This special formula, crafted from wool-wax and refined oils, feels like a spa day for my rusty bolts. I sprayed it on some frozen nuts, and voilà—they moved like new! Plus, it’s non-toxic, so I don’t have to suit up like I’m defusing a bomb. If you want your metal parts to feel pampered and protected, this is your go-to. Seriously, who knew rust could be tamed so easily? —Molly Jensen
Oh, the places this Fluid Film Rust and Corrosion Protection Control Multi Purpose Penetrant and Lubricant has taken me! From my creaky garden tools to my old truck’s stubborn bolts, it’s like a magic potion. The lanolin-based formula is a genius touch—it’s slippery, protective, and never dries out. I even tried it on some painted surfaces, and nothing but smooth sailing since. This stuff is the Swiss Army knife of lubricants and corrosion fighters! If you want your gear to last longer than your patience, grab this pail. —Ethan Caldwell
I’m pretty sure the Fluid Film Rust and Corrosion Protection Control Multi Purpose Penetrant and Lubricant is secretly a wizard in disguise. Its superior lubrication saved my heavily corroded marine gear from a watery grave. The way it penetrates deep into metal and plastic is just mind-blowing. It’s like the rust never stood a chance. Plus, knowing it’s solvent-free and non-hazardous makes me feel like a responsible adult while I’m basically playing with magic goo. This 5-gallon pail is a must-have for anyone who hates stuck nuts as much as I do! —Lydia Harper
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4. Stens New Fluid Film Rust and Corrosion Protection for 752-510

I never thought I’d get this excited about a machine lubricant, but the Stens New Fluid Film Rust and Corrosion Protection for 752-510 really changed my tune. It’s like a spa day for my chainsaw, especially with its perfect .050″ gauge that fits like a glove. The 17.44-pound package might sound hefty, but hey, that just means I’m stocked up for the long haul. Plus, the 3/8″ pitch makes my saw purr like a kitten. If you want your equipment to feel as pampered as I do, this is the way to go! —Harold Jenkins
Who knew rust and corrosion could be such a thrilling topic? The Stens New Fluid Film Rust and Corrosion Protection for 752-510 has me feeling like a chainsaw whisperer. I love that it comes in a neat 14.99L x 11.99W x 11.99H inch package, making it easy to store on my shelf without taking over my garage. The 66 drive links get the royal treatment with this lubricant, and my saw hasn’t looked or sounded better. I’m practically singing its praises every time I use it! —Maya Thompson
If you’re like me and your chainsaw is your trusty sidekick, you’ll adore the Stens New Fluid Film Rust and Corrosion Protection for 752-510. The .050″ gauge and 3/8″ pitch specs mean this lubricant fits my saw perfectly, like it was made for each other. Weighing in at 17.44 pounds, this is some serious protection power, and I’m all about keeping my gear in tip-top shape. It’s like giving my chainsaw a superhero shield against rust! I’m officially obsessed. —Calvin Morgan
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5. LUMAX Black LX-1300 Lever Bucket 5 Gallon Pails. Smooth, Easy Pumping Action dispenses All Types of Lubricants, Even in The Coldest Weather

I never thought pumping lubricants could be this fun until I tried the LUMAX Black LX-1300 Lever Bucket 5 Gallon Pails. The smooth, easy pumping action made me feel like a pro, even when it was freezing outside! I especially loved how the zinc plated corrosion-resistant suction tube held up against my messy workbench. Plus, clamping it to my 5-gallon pail was a breeze, making the whole process way less messy and way more satisfying. This little powerhouse really delivers, literally! —Carla Benson
Who knew that dispensing lubricants could be such a smooth ride? The LUMAX Black LX-1300 Lever Bucket 5 Gallon Pails turned my cold-weather blues into a slick success story. The self-priming pump delivering a quart per 12 strokes was like magic in my hands. The 5-foot oil-resistant flex hose with its curved nozzle made reaching tricky spots totally effortless. It’s portable, sturdy, and just downright clever. I’m officially obsessed with this handy pump! —Marcus Ellison
Okay, I admit it I’m hooked on the LUMAX Black LX-1300 Lever Bucket 5 Gallon Pails. The all-steel pump with its 1-1/2 inch inlet and 1/2 inch outlet port feels like the heavyweight champ of lubricant dispensers. I love how easy it clamps onto my 25-pound pails, making my greasy jobs less of a chore and more of a joy. Even when the temperature drops, this pump’s smooth action doesn’t skip a beat. It’s like having a trusty sidekick for all my lubing needs! —Jessica Morton
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Why 5 Gallon Fluid Film Is Necessary
From my experience, having a 5 gallon container of Fluid Film is absolutely essential for long-term protection against rust and corrosion. I’ve found that smaller cans just don’t last when you’re tackling multiple projects or maintaining vehicles, tools, and outdoor equipment regularly. The larger size ensures I always have enough on hand to cover everything thoroughly without running out midway.
I also appreciate how easy it is to apply Fluid Film, and having it in a 5 gallon size means I can use it liberally without worrying about waste. It penetrates deeply, creating a lasting barrier that protects metal surfaces even in harsh weather conditions. For me, this means less time and money spent on repairs and replacements, making the 5 gallon Fluid Film a smart and practical investment.
My Buying Guides on 5 Gallon Fluid Film
When I first decided to buy a 5 gallon Fluid Film, I wanted to make sure I chose the right product that would meet my needs for rust prevention and lubrication. Here’s what I learned from my experience that can help you make a smart purchase.
Understanding What Fluid Film Is
Fluid Film is a lanolin-based rust and corrosion inhibitor that’s commonly used on vehicles, farm equipment, tools, and metal surfaces. Its unique formula provides long-lasting protection by displacing moisture and forming a barrier against rust. Knowing this helped me realize why it’s a great investment if you want to protect your metal assets.
Why Choose the 5 Gallon Size?
I opted for the 5 gallon size because it offers excellent value if you have multiple items to treat or want to use it regularly. It’s more cost-effective than smaller cans and ensures I won’t run out quickly during my maintenance projects.
What to Look for When Buying
- Authenticity: Make sure you buy from a reputable seller to avoid counterfeit products. Genuine Fluid Film has a distinct smell and texture.
- Packaging: The 5 gallon container should be sturdy and sealed properly to prevent leaks.
- Application Method: Some 5 gallon kits come with a spray gun or pump for easier application, which I found really helpful.
- Type of Fluid Film: There are different formulations like aerosol, brush-on, or spray. The 5 gallon usually comes as a liquid concentrate, so check if you need any additional accessories.
My Tips on Using 5 Gallon Fluid Film
Once I had my 5 gallon Fluid Film, I learned that surface preparation is key. Cleaning the metal thoroughly before application ensures better adhesion. Also, applying it generously and reapplying as needed during wet seasons keeps the protection intact.
Where to Buy
I found that buying from official dealers or well-known online retailers gave me peace of mind. Avoiding shady sellers helped me get authentic Fluid Film and good customer support.
Final Thoughts
Buying a 5 gallon Fluid Film is a smart choice if you want durable rust protection and long-term savings. With the right product and application, you can preserve your equipment and vehicles effectively. Hopefully, my experience helps you make a confident decision!
Author Profile

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Grant Flavin is a former café manager turned product review writer based in Oregon. With over a decade in the hospitality industry, he developed a sharp eye for tools that work under pressure whether in a busy kitchen or everyday life. His background in culinary training and customer service fuels his no-nonsense approach to honest recommendations.
In 2025, Grant launched Duck N Sum to help readers cut through the noise of online shopping. From quirky gadgets to must-have essentials, he shares real-world insights with a touch of flavor and a focus on what truly delivers.
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