Is DIY Epoxy Flooring Worth It? DIY Kit vs Pro (Australia)

A DIY epoxy kit costs around $499-$729 delivered and a professional install runs $2,000-$4,500 - so DIY saves you roughly $1,500-$3,800. It's worth doing yourself if your concrete is sound and dry, you want a flake finish, and you'll prepare the slab properly. Hire a pro if the slab is oil-soaked, damp or cracked, you want a metallic or polished finish, or you want a labour warranty.

Most articles answering this question are written by professional installers, so the answer is always "leave it to the pros." We're in an unusual position: our kits were built by people who have laid these floors professionally for years. So here's the genuinely balanced version - including where paying a pro is the smarter call.

DIY kit vs pro install: at a glance

The single thing that decides whether a floor lasts - DIY or pro - is preparation, not who holds the roller. We'll come back to that, because it's the whole game.

What it actually costs in Australia (2026)

Per square metre, a DIY kit works out to roughly $16-$25/m² for the kit itself, versus $50-$150/m² for a professional install (flake $80-$120/m², polyaspartic and metallic $90-$150+). Most installers also apply a minimum job charge of about $1,500-$2,000, even on a small floor.

Here's the honest all-in picture - including the diamond-grinder hire we recommend, which no kit seller shows you:

Figures are 2026 Australian ranges; pro pricing varies by state and slab condition. Our kit prices include free shipping Australia-wide on orders over $299.

Even counting grinder hire, DIY comes in at roughly a quarter to a third of the pro price - which is the real reason people do it themselves.

When DIY is worth it

DIY epoxy is the right call when:

• Your concrete is sound, dry and reasonably smooth - no major cracking, no rising damp, not soaked in years of oil.
• You want a flake finish. Flake is forgiving: it hides roller marks and minor slab flaws, so a first-timer's result still looks great.
• You're happy to spend a weekend on it and let it cure properly before parking.
• You'll prepare the slab properly (more on this below) - the part everyone is tempted to rush.

On a slab like that, a correctly-applied DIY kit gives you a floor that's indistinguishable from a pro job and lasts just as long.

When to hire a pro instead

Pay for a professional when:

• The slab is oil-soaked, damp, badly cracked or previously sealed - these need machine grinding, moisture testing and repair that's hard to get right yourself.
• You want a polished-concrete, metallic or full-broadcast finish - these are genuinely pro-only techniques.
• You want a labour warranty. A DIY kit warrants the product; only an installer warrants the workmanship.
• You simply don't want the weekend - that's a perfectly good reason, and it's why we also install.

We'd rather tell you to hire us (or anyone) than sell you a kit that fails on a slab it was never going to bond to.

The one thing that makes or breaks any epoxy floor: prep

Search "epoxy floor peeling" and you'll find the same story across every brand, DIY and pro: the coating lifted where the hot tyres sit, or peeled in sheets after a few months. Almost every one of those failures is a preparation problem, not a product problem.

Acid etching (acid that opens up the concrete surface) is what most DIY kits include, ours included. It works on a sound, clean, porous slab. But on a smooth, sealed or contaminated floor, etching often doesn't create enough "tooth" for the coating to grip - which is the single most legitimate argument professionals make against DIY.

The honest fix: for the most bulletproof bond, hire a diamond grinder for a day (~$80-$120). It's the same prep we use on professional jobs. Our kit doesn't force you to rely on etching alone - and that grinder hire is already in the cost table above. Get the prep right and a DIY floor lasts a decade. Get it wrong and a $4,000 pro floor would peel too.

Why our kit (if you do go DIY)

We started out installing these floors for a living, then packaged the exact commercial system we use into a kit anyone can apply:

• A complete 3-coat system in one box - degreaser, etch, crack patch, coloured base, flake and clear topcoat. Not a single tin you have to build a system around.
• Sized to your garage so you don't run out or spread it too thin - the #1 cause of patchy, failure-prone DIY jobs.
• A UV-stable clear topcoat that resists the yellowing epoxy is criticised for.
• Phone support from people who install these floors - if you're unsure at any step, you're talking to someone who's done hundreds.

Shop the DIY kits - from $469 →

Frequently asked questions

Is DIY epoxy flooring worth it?

Yes, for a sound, dry, reasonably smooth slab and a flake finish - a DIY kit (~$499-$729) gives a result equal to a pro job for a quarter of the cost, as long as you prepare the floor properly. Hire a pro for damp, oily or badly cracked slabs, or for metallic/polished finishes.

How much does a DIY epoxy kit cost vs a professional install in Australia?

A complete DIY kit runs about $499 for a single garage and $729 for a double, delivered. A professional epoxy-flake install runs $1,600-$2,500 for a single garage and $3,000-$4,500 for a double. DIY saves roughly $1,500-$3,800.

Why do epoxy floors peel, and can I prevent it as a DIYer?

Peeling and hot-tyre pickup are almost always caused by poor preparation - a damp, contaminated or under-profiled slab - not the coating itself. You can prevent it by degreasing thoroughly and, on smooth or sealed concrete, hiring a diamond grinder (~$80-$120/day) instead of relying on acid etch alone.

How long before I can park on a new epoxy floor?

Allow about 48 hours for foot traffic and 7 days before parking a car, so the coating fully cures and resists hot-tyre pickup. Cure times are longer in cold weather - see our cure time guide.

What size kit do I need for my garage?

A single garage is roughly 18-21 m² (one kit); a double is roughly 36-40 m² (the larger kit). Measure length × width and match it to the kit's stated coverage - or use our coverage guide. Buying the right size is what stops you running out or applying it too thin.

Is polyaspartic better than epoxy for a DIY floor?

For a professional, polyaspartic cures faster and resists UV better. For a DIYer it's largely impractical - its short pot-life means it sets too fast to apply by hand. Epoxy's longer working time is far more forgiving, which is why it's the realistic DIY choice.

Related guides

• Bunnings Garage Floor Epoxy Compared
• Epoxy garage floor cost in Australia: DIY vs hiring a pro
• How to apply epoxy flooring to a garage
• Garage floor paint vs epoxy: which coating actually lasts?
• Epoxy flake vs plain colour: which to choose