What Mould? is your go to solution for tackling mould, stains, and grime on indoor and outdoor hard surfaces. Just spray it on and let it do the heavy lifting; no scrubbing or rinsing needed for most jobs. It gets to work fast, breaking down build-up with powerful precision. Got a stubborn patch? A quick scrub will help it along. The best part? It keeps working long after you’re done, helping to prevent mould from making a comeback. Backed by research and development, What Mould? is a breakthrough formula that makes mould removal less of a chore.
There are 2 main ingredients, 1 being bleach, this is used primarily to remove staining and the 2nd part is a proprietary ingredient which is the mould inhibitor, this chemical doesn’t just kill the mould it creates a barrier to prevent regrowth of mould spores. So due to this product having no added scents this product does smell of bleach.
✅ What It Tackles
- Eliminates mould, algae, moss, mildew, and green slime
- Removes stains, odours, and organic soiling
- Sanitises and deodorises in one step
- Built-in corrosion inhibitor protects surfaces
- Residual action helps prevent mould from returning
🧼 How It Works
- No scrubbing or rinsing required — just spray and leave
- Fast-acting formula delivers immediate results
- Suitable for both indoor and outdoor use



