Garage Floor Coating in Renton, WA
You pull in out of the rain, and the drips hit bare concrete. Your Renton slab has soaked up oil and road salt for years. Our garage floor coating covers it in full flake under a clear topcoat that wipes clean. We test it for moisture first, and the estimate at your house is free.
- Free estimate at home
- Slab moisture-tested
- Park again in 72 hours
- Lifetime adhesion warranty
Renton garage floor coating vs. epoxy
Task Force Garage installs garage floor coatings in Renton, WA. We diamond-grind your slab and fill its cracks. Then comes a polyurea base coat, buried in vinyl flake from wall to wall, and a clear polyaspartic topcoat with anti-slip grit. The estimate at your house is free, and it starts with a moisture test.
Getting quotes for an epoxy garage floor in Renton? Put ours on the pile. You'll see the same grinding and the same flake look. Ours cures faster, flexes with your slab and won't yellow where the sun hits it. You park on it after 72 hours instead of about a week.
A dry slab gets its new floor in one day. If yours needs our moisture barrier primer, plan on two, because the primer cures overnight. Either way, you can walk on it the next morning.
Your written price lists every line, from crack repair to cove base, so you can lay it beside any other quote. And the floor carries a lifetime adhesion warranty.
Down by the river or up the hill?
Renton climbs from the Cedar River and the lake to plateaus a few hundred feet higher, and the ground under your garage changes on the way. Here's what your part of town means for your slab.
Valley floor
Down by the river
Downtown, North Renton and Maplewood sit low, on old river ground beside the Cedar. If your slab has had floodwater on it, or sits just above the river, it can stay damp for a long time. That's why we read yours in more than one spot.
Hillsides
On the slopes
On the Kennydale slope and up Renton Hill and Talbot Hill, some garages dig into the hill or tuck under the house. If your floor sits below the dirt outside, that's the biggest single moisture risk we look for, so we test it hardest.
Plateau
Up on the plateau
In the Highlands, on Benson Hill and out to Fairwood, most yards sit on dense glacial till. Winter rain soaks in, stops at that hardpan and sits near the surface into spring. So a winter test of your slab gets our closest read.
Did the river reach your street last December?
Last December the Cedar River ran higher at Renton than anyone had ever measured, past the old record from 1990. Down in Maplewood, neighbors filled sandbags into the night to keep it out of their homes.
If your garage took water, or sits low near the river, tell us when we come out. We'll take readings in several spots and look for the white, chalky crust that water leaves behind. A high reading puts our moisture barrier primer under your new floor, and the job runs two days instead of one.
No floor will keep a river out of your garage, and we won't pretend ours can. If water does get in, the mud and silt stay on top of a coated floor. You hose it out and squeegee it through the door, and none of it soaks into the concrete.
What a Renton winter drags into your garage
Up in the Highlands, a cold morning can bring snow while the valley just gets rain. When the roads ice up, city crews spray liquid deicer and spread salt and sand on the main arterials and the hills you drive home on.
All of it rides home on your tires and drips onto your garage floor. Bare concrete soaks it up and stays stained long after the snow is gone. A coated floor keeps it on the surface, so next November it all goes out the door with a squeegee.
What rides in with you
- Liquid deicer and salt off the arterials and the hills.
- Slush from the Highlands streets, melting under the car overnight.
- Lake water off the boat trailer after a day at the Coulon launch.
- Road sand that grinds into bare concrete under every step.
What a coated floor does with it
- Holds the salt and brine on top, where a damp mop lifts them off.
- Lets you push the meltwater out the door with a squeegee.
- Gives your shoes grit to grip while the floor is still wet.
- Sweeps clean, so the sand never gets ground in.
How old is your Renton garage?
Renton has houses from every decade, sometimes side by side on one street. The age of yours tells us what to look for before the grinders come out.
| Built | Where you'll find it | What the slab usually needs |
|---|---|---|
| 1940s–50s | Older Highlands streets, some still lined with wartime houses. | Probably no plastic sheet under your slab, so your moisture test matters most. Often old paint to grind off. |
| 1960s–80s | Ramblers and split-levels on Benson Hill and around Fairwood. | Wider cracks to fill and years of your oil drips to degrease. Maybe a worn-out sealer or an old coating to take off. |
| 1990s–2000s | All over town, since the 2000s were Renton's biggest building decade. | Usually sound. We fill your settling cracks and grind open the smooth finish. |
| Brand new | Highlands townhomes, the streets along May Creek, Kennydale rebuilds. | About four weeks to cure, then we grind off the builder's sealer. Code doesn't require plastic under your garage slab, so we test it too. |
Just moved into a new build? Here's when new concrete is ready for a coating.
Your install, day by day
This is the one-day version, on a dry slab. If your slab needs the barrier, the same steps stretch over two days.
Grind and prime
We diamond-grind the slab, edges by hand, and fill every crack and joint. If your slab needs the barrier, its primer goes on now and cures overnight.
Base and flake
The polyurea base coat goes down, and we broadcast vinyl flake into it by hand until the whole floor is covered.
Clear topcoat
We scrape and vacuum the loose flake, then roll on the clear polyaspartic topcoat with the anti-slip grit in it.
Park in three days
Walk on it the next morning and park after 72 hours. It keeps hardening for a week or so, so hold off on dragging heavy shelves.
Garage floor coating cost in Renton
Your real price comes in writing, after we've measured your garage and tested the slab. Until then, here's where most pro-installed floors land across the Seattle area.
- $835–$3,340a one-car garage
- $1,600–$5,800most two-car garages
Size moves your number most, though a bigger garage costs less per square foot. After that, it's the prep your slab needs, like cracks to fill, old paint to grind off and the moisture barrier if the test calls for it. A newer townhome garage usually needs less of that than an older Highlands slab.
Premium includes the barrier, plus cove base, coated steps, a flake design session and a one-year courtesy inspection. Putting the house on the market in spring? Then Premium may be more floor than you need, and we'll tell you so.
See everything Premium includes, or read our Seattle-area cost guide for prices by garage size.
Renton neighborhoods we cover, valley to plateau
We cover every Renton ZIP code, 98055 through 98059. That includes the unincorporated streets with a Renton address, like Fairwood and the East Renton Highlands. Wherever your garage sits, our crew brings you the same moisture test and the same written price.
- Valley floor
- Downtown
- North Renton
- Maplewood
- Hillsides
- Kennydale
- Renton Hill
- Talbot Hill
- Earlington Hill
- Plateau
- The Highlands
- Benson Hill
- Fairwood
- Cascade
Are you just over the line? We also cover Newcastle, Kent and Bellevue.
Pick a flake color
A few of the blends you can choose from, shown in finished garages. Browse the gallery, or try a color on a photo of your own garage before we come out.
Questions about your Renton garage floor
How much does garage floor coating cost in Renton?
Across the Seattle area, most pro-installed floors for a two-car garage run about $1,600 to $5,800. Where yours lands depends on the size, the cracks to fill, any old paint to grind off and whether your slab needs the moisture barrier. You get the exact number in writing at the free estimate, item by item. See prices by garage size.
Do you install epoxy garage floors in Renton?
We install the step up from one. You get the same diamond-ground prep and full-flake look as a good epoxy floor, with a polyurea base coat under a clear polyaspartic topcoat. It cures in a cold garage, flexes with the slab and won't yellow in the sun. Your car is back inside after 72 hours instead of about a week. Epoxy and our floor, side by side.
Our Maplewood garage flooded. Can it still be coated?
Usually, yes, after a closer look than most garages get. We take moisture readings in a few places and check for white chalky deposits, damp patches and soft concrete. If your readings run high, or two warning signs show up, the moisture barrier primer goes down first and the job takes two days. If the slab is still wet, we'll tell you so and come back to test it again.
Can you coat a garage floor in a Renton winter?
Yes. Epoxy wants a warm slab, which is why most Seattle-area epoxy jobs wait for summer. Our base coat and topcoat cure across a much wider range of temperatures, so fall and winter installs work once your slab passes the moisture test. We also check that the slab and the air stay safely above the dew point before we start. Winter dates are easier to get than spring ones, too.
Does a brand-new townhome garage need anything first?
Mostly time. Fresh concrete needs about four weeks to cure before any coating goes on, so if your Highlands townhome was poured last month, give it a few weeks. Builders usually seal the slab, so we grind that off for grip. And since the code doesn't require plastic under a garage slab, we test the moisture on new concrete too.
Will a coated floor be slippery with snow on my tires?
Our clear topcoat has anti-slip grit in it, so wet shoes and snowmelt don't send you skating. It still sweeps and mops clean. Like any smooth floor, it's slicker wet than dry, so squeegee the standing water out the door after a snowy drive home from the Highlands.
How do I compare garage floor coating contractors in Renton?
Line the quotes up and ask each one the same three things. Will they diamond-grind the slab, or acid-etch it? Did they test your slab for moisture before pricing it? Does the price list every line, from crack repair to cove base? Ours answers all three in writing, and the floor carries a lifetime adhesion warranty.
Do you cover Fairwood and the East Renton Highlands?
Yes. We cover all of Renton, plus the unincorporated King County neighborhoods with a Renton address, like Fairwood and the East Renton Highlands. Just over the line, we also coat garages in Newcastle, Kent and Bellevue. Not sure you're in? Call and ask.
Find out what your Renton slab needs
We'll come to your house, measure, read your slab for moisture and price the floor line by line, in writing. It takes about 20 minutes, and nobody will push you to sign that day.