The problem in Sunnybank South, QLD
Sunnybank South is suburban inland, where indoor moisture lingers even without sea air. Combined with humidity rated High and mould risk rated High, that means bathrooms here rarely get the drying time that keeps mould dormant. Year-round humidity.
The MOULDZAP approach
MOULDZAP tackles it with advanced clean chemistry (peracetic acid generated in-situ) in a viscous formula that clings to vertical surfaces. Because the formula clings instead of running off, it keeps working on ceilings and vertical tiles, penetrating porous grout where mould takes hold — bleach-free, chlorine-free and without harsh fumes, and it helps prevent regrowth. Spray, wait 15–30 minutes, wipe. Science-led. Powered by nature.

MOULDZAP — Removes & prevents mould
Destroys mould at the source. Protects your home. Powered by nature’s science.
$32.98 incl. GST
Shop MOULDZAPFree shipping on orders over $99 to Sunnybank South — dispatched from Auburn, NSW.
Real results
Instructions
Ingredients
MOULDZAP FAQs
Will the mould come back?
Please follow the instructions correctly when preparing. MOULDZAP works differently from traditional bleach-based cleaners. While bleach typically removes surface stains, it doesn't fully eliminate the underlying mould spores — which is why regrowth is common. MOULDZAP is powered by an advanced formula that generates in situ peracetic acid, allowing it to break down and digest mould spores at their source. It also remains active on the treated surface for longer than chlorine-based products, continuing to work after application. In many cases, this can help keep mould away for up to 9 months, depending on environmental conditions such as moisture and ventilation. In short: Bleach treats the surface. MOULDZAP targets the root cause.
Is it safe on grout, silicone, and painted surfaces?
It won't damage silicone seals, grout or paint (unlike bleach). Mould grown inside silicone usually needs the seal replaced — no surface cleaner removes it. On every other surface MOULDZAP removes mould and prevents regrowth.
How long does it need to sit?
Spray, wait 15-30 minutes, then wipe. For stubborn black mould that has been there a while, leave it the full 30 minutes or reapply once. You do not need to scrub hard - the formula does the work.
Will it work on ceiling mould in a steamy bathroom?
Yes. Spray directly, wait, wipe with a damp cloth. If your bathroom stays damp long-term, you're fighting moisture not mould — improve ventilation at the same time and MOULDZAP will stop the regrowth cycle for good.
Sunnybank South questions, answered
Why does bathroom mould keep coming back in Sunnybank South?
With humidity in the High band and mould risk rated High, any spores left in grout or silicone re-establish quickly. Surface bleaching removes the stain but often leaves the root structure. A clinging treatment that penetrates porous surfaces — used with better ventilation — helps prevent regrowth.
What should Sunnybank South residents treat first — walls, grout or ceiling?
Wherever staining is visible, plus the ceiling if there's any spotting — steam rises and ceiling paint is porous enough to hold growth. MOULDZAP's viscous formula clings to overhead and vertical surfaces long enough to penetrate. Spray, wait 15–30 minutes, wipe.
Works well with
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