If you live in Wellington, you’ve probably noticed a white, chalky film building up on your home’s exterior.
This is salt residue, and it’s one of the biggest causes of exterior wear in coastal areas.
In this guide, we’ll cover:
- What salt residue is
- Why it builds up
- How to remove it safely
- How to prevent long-term damage
What Is Salt Residue?
Salt residue comes from:
- Ocean spray
- Wind carrying salt particles
It settles on:
- Walls
- Windows
- Roofs
Why Wellington Homes Are Affected
🌬️ Strong Winds
Wind carries salt inland and deposits it on homes.
🌊 Coastal Exposure
Areas like:
- Lyall Bay
- Miramar
- Island Bay
👉 Are heavily exposed
Why Salt Residue Is a Problem
Salt:
- Breaks down paint
- Causes staining
- Accelerates wear
The WRONG Way to Remove Salt
❌ Water Only Cleaning
- Doesn’t remove salt properly
- Leaves residue behind
❌ High Pressure
- Can damage surfaces
- Doesn’t treat the issue
The RIGHT Way – Soft Washing
👉 https://www.metrowaterblasting.co.nz/house-wash-wellington/
This method:
- Breaks down salt
- Removes buildup safely
- Protects your home
Benefits of Soft Washing
- Safe for paint
- Long-lasting results
- Prevents damage
How Often Should You Clean?
👉 Every 6–12 months
More often near the coast.
Combine with Other Services
👉 Gutter Cleaning
https://www.metrowwaterblasting.co.nz/gutter-cleaning-wellington/
👉 Roof Cleaning
https://www.metrowwaterblasting.co.nz/roof-cleaning-wellington/
Book House Washing in Wellington
👉 https://www.metrowwaterblasting.co.nz/house-wash-wellington/