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Garage Floor Paint: What the Tin Actually Says

Three products sell as garage floor paint here. What their own data sheets say about film thickness, hot tires and a cold Collingwood slab.

Published
September 29, 2026

Three products sit on that shelf under the words garage floor paint, and their own data sheets tell you which one belongs on a floor a car parks on. Two of the three are sold on surviving hot tires. The third carries a printed warning that tires may lift it off. All three dry to between 1.0 and 1.8 mils, and all three refuse to work under 10°C. Those four facts decide most of it.

The three tins on the shelf

ProductWhat it isDry film per coatWhat the sheet says about tiresMinimum surface temperatureBefore vehicles
Benjamin Moore Latex Floor & Patio 121Waterborne urethane alkyd acrylic enamel1.2 mils, off 2.9 mils wetTire compounds may attack latex paints, causing loss of adhesion and film pickup50°F (10°C)Not given. Light traffic after an overnight dry
Rust-Oleum Concrete & Garage Floor Paint + PrimerSelf priming acrylic1.0 to 1.5 milsResists damage from hot tires, motor oil, grease and gasoline50°F (10°C)5 days
Benjamin Moore GarageGuard CG-3XXXEpoxy modified acrylic, one part1.4 to 1.8 milsResists hot tire pick-up and marring common to garage floors50°F (10°C)3 to 5 days

Read the middle column first. The latex enamel is a porch and basement product that happens to be sold in the same aisle, and its own Limitations section says so in the language of tires. The other two were built for the duty.

Read the last column second, because it is the one that catches people out. A tin that asks for 5 days is asking you to park somewhere else for most of a week.

A two part kit is a different animal and belongs in a different argument, which the page on Rust-Oleum EpoxyShield vs a professional coating in Collingwood already has.

The manufacturers disagree with each other, in print

The most useful thing on any of these sheets is a limitation, and Benjamin Moore prints one on the latex enamel: tire compounds may attack latex paints, causing loss of adhesion and film pickup. That is the manufacturer saying, in its own document, that a parked car is outside what the product was built for.

Then look at the same company’s GarageGuard sheet, which leads on resisting hot tire pick-up. Rust-Oleum’s floor paint makes the same claim in its first paragraph.

So the shelf contains one product that warns you about tires and two that are sold on resisting them. Nobody is hiding this. The information is on the tin, in the section most buyers skip.

That is the first question to ask of anything you pick up in that aisle: does it mention tires at all.

What a mil and a half has to survive in a Collingwood garage

Thickness alone is not an argument. What matters is the duty this particular floor sees, and a garage between here and Wasaga Beach sees an unusual one. The vehicle arrives off Highway 26 loaded with brine, parks, and drops a salted puddle in the same rectangle every night of the winter. Add the freeze-thaw cycling a slab does through the shoulder seasons, and a door line that takes the worst of both.

Rust-Oleum is straight about what that does. Its own sheet says occasional touch-up may be necessary in areas subject to heavy vehicle traffic. Read that as a maintenance instruction rather than a defect, because that is what it is: the manufacturer has told you the film is meant to be refreshed where the car sits.

That is a fair deal on a floor you are not precious about. It is a poor one if you were hoping to stop thinking about the concrete, which is the usual reason anybody starts pricing a coating at all.

Neither product stops the chloride already in the slab, and neither repairs the pitting it caused. If the surface is shedding grey dust, that damage is underneath the decision you are making, not part of it.

Even the paint sheet asks for a grinder

Here is the line that surprises people. Benjamin Moore’s GarageGuard sheet says bare concrete floors need roughening for good adhesion, and that mechanical abrasion such as grinding is recommended. Acid etching appears after it, as the fallback for when abrasion is not possible.

That is a paint manufacturer, on a product costing a fraction of a professional floor, putting concrete grinding in Collingwood first and the acid second. When an installer quotes you a grind, the sheet in the paint aisle agrees with them.

The older latex sheet still says new concrete requires acid etching, which tells you how recently that thinking changed. Two sheets from one company, two answers, and the newer product is the one asking for the machine.

Both companies also want a dry slab. Rust-Oleum asks for relative humidity below 85% at application, and Benjamin Moore points you at the taped plastic sheet test before you open the can. What that test means, and the reading that settles it, sits in the concrete slab moisture test for Collingwood. Paint fails on a damp floor exactly the way a coating does, and it gives way sooner because there is less film to resist the pressure underneath.

The calendar closes on paint too

All three sheets set the same floor: a surface temperature of 50°F, which is 10°C. Benjamin Moore states it on the latex enamel as an instruction not to apply below that mark. Rust-Oleum gives it as a window covering air, material and surface together.

And the temperature does not only close the job, it stretches it. Rust-Oleum says dry times increase at cooler temperatures. Both Benjamin Moore sheets say high humidity and cool temperatures will result in longer dry, recoat and service times. So a cold bay does not give you a slower version of the same result. It gives you a film sitting soft and open for longer, in the season when the door is opening onto slush.

None of that is negotiable by working faster or rolling more carefully, and it is why garage floor coating booking in Collingwood runs the way the autumn shoulder week describes. The paint aisle is subject to the same physics as the van.

The floor where paint is the right answer

A floor no tire ever touches.

A laundry room, a storage bay, a workshop where the only complaint is concrete dust on everything, the finished side of a basement: on all of those, floor paint is a defensible purchase. The tire limitation that rules the latex out of a garage does not apply, the film is sealing rather than armouring, and the surface can be refreshed in an afternoon with no machine.

We would still put a coating on some of those floors, and the reasons are abrasion, chemical spills and cleaning rather than vehicles. That case is made on the basement floor coating in Collingwood page, and it is a genuinely different case from the one this page is about.

What does not work is buying paint for a garage because the basement floor came out well. Same tin, different duty.

Before you buy either one

Three questions, in this order.

Does a vehicle park on it. If yes, the latex enamel is out on the manufacturer’s own limitation, and the remaining two are maintenance products rather than permanent ones.

Is the slab dry. Test before you buy anything, because the answer changes what you should buy and it can rule out both.

Is the floor already breaking up. Salt damage and spalling need repair underneath whatever goes on top, and no film of any thickness bridges it.

If the answers send you to the aisle, buy the tin, read the limitations section first, and park somewhere else for the week the sheet asks for.

If they send you the other way, the next step is a reading rather than a quote. Booking a garage floor coating in Collingwood starts with someone measuring what the slab is doing: a moisture test with the result written down, the profile the concrete will take, the state of the control joints and the door line, and which product that reading allows at the temperature the bay will actually be. Those four answers are what a real price is built on, and what a garage floor coating costs in Collingwood breaks the resulting range down by scope.

Match the film to the duty the floor actually does. Nothing on a data sheet argues with that.

FAQ

Related questions

Is garage floor paint the same thing as epoxy?

No, and the tin will tell you which one you are holding. A floor paint is a single component that dries by evaporation, and its sheet gives a dry film between 1.0 and 1.8 mils. A two part epoxy or polyaspartic system is mixed on site, cures chemically, and is built in coats over a ground slab. The word epoxy on a one part tin means the acrylic has been modified with epoxy resin, not that the contents behave like a two part coating.

Will garage floor paint peel off under hot tires?

It depends which tin, and the manufacturers are honest about it. Benjamin Moore's Latex Floor & Patio sheet carries a limitation saying tire compounds may attack latex paints and cause film pickup. Its GarageGuard one part product is sold on resisting hot tire pick-up, and Rust-Oleum's concrete floor paint makes the same claim. If a tin says nothing about tires, assume it was not formulated for a car.

How long before I can park on a freshly painted garage floor?

Days, not overnight. Rust-Oleum's sheet asks for 5 days before full cure and vehicle traffic. Benjamin Moore gives GarageGuard 3 to 5 days. The Latex Floor & Patio enamel gives no vehicle figure at all, only light traffic after an overnight dry. All three figures are quoted at a warm temperature, and all three sheets say what happens when it is not. Rust-Oleum states that dry times increase at cooler temperatures, and both Benjamin Moore sheets state that high humidity and cool temperatures produce longer dry, recoat and service times.

Can I paint a garage floor here in October?

The sheets do not forbid a month, they set a slab temperature. All three give a minimum surface temperature of 50°F, which is 10°C, and that is the concrete rather than the air. An unheated bay near the shore drops under that line well before the first snow, and once it does the tin is out of its working range whatever the calendar says.

Talk to a Collingwood floor coating contractor

Tell us the size of the bay, roughly when the slab was poured, and whether the building is heated. That is usually enough for a realistic range over the phone — and enough for us to say if you are in the small group of floors where the honest answer is to fix the water before spending anything on a coating.

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