Bunnings Garage Floor Epoxy Compared: What You Get, and What’s Missing

Short answer: Bunnings sells several garage floor coatings from about $120 to $380, and two of them (Rust-Oleum EpoxyShield and Dy-Mark Epoxy Coat) are genuine two-pack epoxy. The catch is what is not in the box: most are a single product, not a system - no primer, usually one coat of build, and surface prep sold separately or skipped entirely. That gap is where most "my epoxy floor peeled" stories start. Here is an honest look at each option, and when it makes sense to step up to a complete kit.

The Bunnings garage floor line-up, compared

Prices are approximate as at mid-2026 and change - check in store. Coverage figures are the manufacturers' own.

Two-pack epoxy vs paving paint - do not confuse them

To be fair to Bunnings: EpoxyShield and Dy-Mark are real two-pack epoxies - a resin and a hardener that cure chemically, the same chemistry as our kits. They are not "fake epoxy". The one-pack products (White Knight, Dulux paving lines) are a different thing entirely: paint that dries on top of the slab rather than curing into it. If you are comparing on price, make sure you are comparing epoxy with epoxy - our paint vs epoxy guide covers why the one-pack products struggle under car tyres.

Why Bunnings epoxy floors fail (it is rarely the epoxy)

Read the owner reviews on ProductReview, Whirlpool or Bunnings Workshop and the same failure pattern repeats: peeling, hot-tyre pick-up, and coverage running out mid-job. Almost all of it traces to three gaps:

• Prep is optional in the box, but not in reality. Epoxy will not grip smooth or contaminated concrete. Etching is mandatory - most retail kits sell the etch separately, and plenty of buyers skip it.
• One or two coats is a light build. A single colour coat with no primer underneath and no clear coat on top is the thinnest possible system. It is also where hot-tyre pick-up comes from - the topcoat is what resists it.
• Optimistic coverage. Porous concrete drinks epoxy. A pouch sized to "1 car" on the label often runs thin at the edges of a real Australian single garage.

When a Bunnings kit is the right call

Honestly: if you are coating a small shed floor, a laundry, or a surface that never sees a car, and the budget ceiling is firm, a Dy-Mark two-pack with a proper etch beforehand is a reasonable buy. If the floor is decorative and traffic is light, even a paving paint can be acceptable - just go in knowing it is paint, not epoxy.

The step up: what a complete kit changes

Our garage floor epoxy kits exist because of exactly the gaps above. The difference is not "better epoxy" marketing - it is completeness:

• The whole system in one box: etch and clean, primer, coloured base coat, decorative flakes (flake kits) and a clear top coat - the four-layer build a professional would apply.
• Sized by real garages: single (0-20m²) and double (20-40m²) kits, with honest coverage ranges - and our advice is always to size up on porous slabs.
• The topcoat is in the box. That is the layer that takes hot tyres, oil and dropped tools - the exact failure point in most retail-kit complaints.
• A manual and a phone number. A step-by-step install guide and real phone support from people who install these floors commercially.

One of our verified Judge.me reviews on the flake kit puts it plainly: "the kit contains everything you need and is much easier than a Bunnings kit which we used at our old place."

The maths: a complete single-garage kit is $469 (plain colour) or $499 (flake) with free shipping. An EpoxyShield pouch plus a separate etch, a clear topcoat and rollers lands in a similar bracket - for a one-coat build.

FAQ

Is Bunnings garage floor epoxy real epoxy?

Some of it. Rust-Oleum EpoxyShield and Dy-Mark Epoxy Coat are genuine two-pack epoxies. White Knight Ultra Pave and the Dulux paving range are one-pack paints, not epoxy.

Why do Bunnings epoxy floors peel?

Almost always preparation: the concrete was not etched or degreased, so the epoxy never bonded. Thin single-coat builds and missing topcoats do the rest. Any epoxy - retail or professional - fails on unprepared concrete.

Is a dedicated kit worth the extra over a Bunnings kit?

If a car lives on the floor, usually yes: the primer and clear topcoat that retail kits leave out are what resist hot tyres and wear. For a light-duty shed or laundry floor, a well-prepped retail two-pack can be fine.

Related guides

• Is DIY Epoxy Flooring Worth It? DIY Kit vs Pro
• Garage Floor Paint vs Epoxy: Which Coating Actually Lasts?
• How to Apply Epoxy Flooring to a Garage