Trade Epoxy Guides
Guides
In-depth guides for epoxy and concrete flooring — system comparisons, troubleshooting, and how to use the calculators.
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Epoxy vs Polyaspartic: Which One Should You Choose?
Both are two-part floor coatings, but they cure on completely different clocks. Here’s how they compare on cure time, UV stability, cost, and where each one wins.
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Why Is My Epoxy Floor Bubbling?
Bubbles almost always trace back to moisture vapor from the slab or trapped air expanding as it warms. Here’s how to tell which, and how to fix and prevent it.
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Why Is My Epoxy Floor Blushing or Turning White?
That cloudy, milky, or greasy film is amine blush: a reaction between the curing agent and moisture or CO2 in the air, not a mixing mistake. Causes and how to get rid of it.
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Why Is My Epoxy Floor Turning Yellow?
Almost always UV breaking down the resin, but where the amber tint shows up on the floor tells you whether it is sunlight, leftover blush, or ordinary aging.
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Why Is My Epoxy or Flake Floor Peeling?
Peeling almost always means the bond never really formed, usually because of surface prep rather than the coating. Causes and how to prevent delamination on the next job.
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How to Measure Floor Area for an Epoxy Job
Every material calculator on this site starts from one number. Get it wrong and every gallon, box, and kit downstream is wrong too. Measuring, multi-section rooms, and waste allowance explained.
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How to Calculate Linear Footage for Cove Base, Trim & Control Joints
Wall perimeter, not floor area. Cove base is a health-code requirement in food-grade flooring, with its own waste allowance for corners and cuts.
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How Much Epoxy Do You Need? Coverage Rates per Gallon & Liter Explained
One number does most of the work: the coverage rate off your product’s data sheet. How to read it, and why the answer is always "more than the bare math."
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How Much Flake Do You Need for a Full Broadcast Floor?
Broadcast to refusal explained, why flake size changes the coverage rate, and how to avoid running short mid-floor.
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How to Size a Complete Flake Floor System
Base coat, flake, and topcoat in one takeoff, and why the three layers use completely different coverage rates.
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Epoxy Mixing Ratios Explained: Getting Part A:B Exactly Right
Volume ratio and weight ratio are never the same number, and mixing up the two is one of the most common, most avoidable cure failures.
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How to Blend Multiple Flake Colors Without Running Short on One
Splitting a total flake order across colors by percentage, and why the blend has to add up to exactly 100%.
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Do You Need a Moisture Vapor Barrier? How to Size One
Test before you guess, then size the barrier once a moisture reading actually calls for one.
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How to Estimate Crack Filler Before an Epoxy Job
Length, width, and depth explained, and why measuring at the wrong point leaves you short mid-repair.
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Single vs Double Quartz Broadcast: How Much Aggregate You Need
What separates the two systems, and why "broadcast to refusal" means a specific rate, not a guess.
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How to Calculate Epoxy for a Metallic Floor System
Base coat, metallic color coat, and top coat sized from one floor measurement, and why the metallic coat is the least predictable of the three.
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How Much Epoxy for a River Table or Deep Pour (Lifts, Pours & Wait Times)
Deep pour epoxy cures via an exothermic reaction, which is why depths over about 2 inches need multiple lifts, not one big pour.
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How Much Epoxy for a Table Top or Bar Top? Seal Coats & Flood Coats Explained
A gallon covers about 12 ft² at the standard 1/8 inch flood coat, but the seal coat, the edges, and the drips all want their share too.
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How Much Epoxy Grout Do You Need? Tile Size, Joint Width & Depth Explained
Smaller tiles mean more joint per square foot, which is why tile size affects grout quantity more than most people expect.
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How Long Does Concrete Grinding Take? Production Rates by Pass
One flat rate multiplied by your pass count gets you a planning number fast, plus what actually drives that rate up or down on site.
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What Does Concrete Grinding Really Cost per Sq Ft?
Diamond tooling, power, and equipment depreciation add up to a direct cost per square foot, before labor or margin.
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How to Calculate Your True Vehicle Cost per Job
Depreciation, fuel, and annual fixed costs combined into one rate per mile. Most contractors quote travel on fuel alone.
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Polyaspartic Cure Time Explained: Pot Life, Recoat & Return-to-Service
Every time on the TDS is rated at one reference temperature, so here is how much colder or hotter conditions actually move it.
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How to Price an Epoxy Flooring Job for a Real Profit Margin
Margin and markup are never the same number for the same job. Here is how to turn a job cost into a sell price that actually protects your target margin.
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What Does a Garage Floor Coating Job Actually Cost?
Labor, materials, overhead, and profit all stack into one quoted price: a full cost breakdown worked through on a real 430 ft² job.
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How to Bake Your Overheads Into Every Epoxy Quote
Insurance, software, licensing, and bookkeeping run whether you are working or not. Spread them across your days, jobs, and square footage so every quote actually covers them.
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How to Price Equipment Wear Into Your Flooring Quotes
Turn straight-line depreciation on your grinder, vacuum, and hand tools into a real per-day, per-job, and per-ft² rate to add to every quote.
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The Hidden Per-Job Costs Contractors Forget to Quote
Masking tape, gloves, drop sheets, and fasteners rarely get their own line on a quote. Priced individually they add up to real money, and priced at zero they come straight out of your margin.
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What It Really Costs You to Win a Job
Every quote costs real hours, and most quotes are lost. Here is how your hours per quote, hourly rate, and win rate combine into the one number that pays for the jobs you did not win.
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How Much Should You Really Spend on Marketing Per Day?
There is no single right marketing budget. Once you land on a number, here is how to bake it into your day rate, job price, or square-foot rate instead of quietly eating it.
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Is Google Ads Worth It for a Flooring Contractor?
Contractor clicks are cheap, but fewer of them turn into a lead than you might expect. Here is what a Google Ads budget really buys, and how to know if the math works for your business.
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What’s SEO Actually Worth to a Flooring Contractor?
The SEO Calculator runs the same math as Google Ads and Facebook Ads. What differs is what a believable monthly cost, lead count, and ramp time look like for a local flooring contractor.
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Facebook & Instagram Ads for Contractors: What’s the Real Return?
Facebook and Instagram ads reach homeowners who aren’t actively searching yet: cheaper leads, lower intent, and a close rate the calculator’s own default already assumes is lower than Google’s. Here is the benchmark data to sanity-check your own numbers.
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How to Price Polished Concrete by Grit Pass
Polished concrete has almost no material to price, so the money is in the hours. How to turn a pass sequence into labour hours, a schedule, and a direct cost you can quote from.
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Polished Concrete vs Epoxy: Which Floor Should You Quote?
One refines the slab you already have, the other adds a film on top. How they differ on cost drivers, slab condition, moisture, downtime and repair, and when to walk away from each.
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Polished Concrete Grit Sequence: Grind & Seal to High-Gloss
Metal bonds cut, resin bonds refine. What each grit is for, why exposure and sheen are two separate decisions, and what each step up the ladder adds in hours.

