Black mould keeps coming back —
Fix the cause, not just the symptoms
Black mould is a symptom of excess moisture, poor ventilation, or inadequate insulation. We fix the root cause so mould doesn't come back.
Free home visit · No obligation · Auckland-wide
Why mould keeps coming back
Painting over mould or scrubbing it off doesn't fix the problem. Mould grows because of excess moisture in your home — from poor ventilation, cold surfaces caused by inadequate insulation, or trapped moisture in your roof space.
We assess your home to identify exactly what's causing the moisture, then fix it at the source using a combination of our ventilation, insulation, and roof cooling services.
The result is a drier, healthier home where mould simply can't take hold.
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How we eliminate black mould for good
A targeted combination of services that address the root cause — not just the surface.
Heat recovery ventilation
Continuously replaces damp, stale air with fresh dry air — removing the moisture mould needs to grow
Ceiling & underfloor insulation
Eliminates cold surfaces where condensation forms — no condensation means no mould
Roof ventilation
Extracts trapped moisture and heat from your roof space before it enters your home
Free home assessment
We identify the specific causes of mould in your home and recommend the right combination of solutions
One team, one plan
We handle ventilation, insulation, and electrical — no coordinating between multiple trades
Long-term guarantee
We fix the root cause so you're not dealing with the same problem again next winter
How we make it happen
From first call to finished — here's what to expect.
Assessment
We assess your home to find the root cause of moisture and mould
Custom Plan
We recommend a tailored combination of ventilation, insulation, and cooling
Installation
Our team installs everything — one visit, one team
Handover
Your home stays dry and mould-free, long term
Got questions?
Frequently asked questions
Everything you need to know about eliminate black mould.
Ready to feel the difference?
Book your free home comfort assessment. We'll show you exactly how to make your home more comfortable for less.