Roof Cleaning Auckland | Moss & Mould Removal | Metro Water Blasting
Professional roof cleaning Auckland
Residential & Commercial · Auckland

Professional Roof Cleaning in Auckland

Expert moss, mould and lichen removal across all Auckland suburbs — North Shore, West, East and South Auckland. Fully insured, height certified and available 7 days with a free no-obligation quote in minutes.

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5.0 ★
Google Rating
10,000+
Roofs Cleaned
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Competitive Rates
Eco Friendly
Auckland's Roof Cleaning Specialists

Auckland's Trusted Roof Cleaning Experts

Auckland's humid climate is a breeding ground for moss, mould and lichen. Metro Water Blasting's local Auckland team provides professional roof washing and moss spray treatment for residential and commercial properties across every Auckland suburb — from Takapuna on the North Shore to Pukekohe in the south, Titirangi in the west to Howick in the east. Get a free, no-obligation quote today.

Fully Insured
Height Certified
Available 7 Days
All Roof Types
All Auckland Suburbs
Roof washing Auckland moss and mould removal
Instant Results

Roof Washing Auckland

Auckland's wet winters and warm summers create the perfect conditions for moss, mould and lichen to take hold. Our roof washing technique precisely removes all organic growth for instant, visible results. Whether your roof is due for a paint, or a recent inspection flagged heavy moss growth, our soft-wash method is the most effective solution.

Our Auckland team is height certified and fully insured, covering all roof types across the region — tiles, iron, asphalt and membrane roofing alike.

Moss, mould, lichen and algae removed instantly
Soft-wash technique — safe for all Auckland roof types
Height certified & fully insured Auckland crew
Ideal pre-paint prep or post-inspection clean
Residential & commercial — all Auckland suburbs covered
Roof moss and mould spray treatment Auckland
Gentle & Effective

Roof Moss & Mould Treatment Auckland

Our moss and mould spray treatment is the perfect low-intervention option for Auckland homeowners. A biocide is applied to your roof — no pressure washing, no walking on the roof in most cases — and it slowly kills moss, mould and lichen over 6 months, which is then naturally washed away by Auckland's regular rainfall.

This is an ideal annual maintenance treatment for Auckland properties in high-growth areas like Titirangi, Devonport, Remuera and the North Shore where mature trees and shade accelerate growth.

No pressure washing or roof walking required
Biocide kills moss, mould and lichen at the root
Auckland rain washes away dead growth naturally
Eco-friendly — safe for Auckland gardens & waterways
Often applied from ladder or ground level
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Why Choose Metro Auckland

Why Auckland Homeowners Choose Metro

From Ponsonby to Papakura, Auckland homeowners and businesses trust Metro for roof cleaning that is safe, thorough and competitively priced.

10+ Years Auckland Experience

We've cleaned thousands of Auckland roofs across every suburb, roof type and weather condition.

Fully Insured & Height Certified

Professional Auckland crew only — no sub-contractors, no shortcuts on your property.

Available 7 Days

We work around your schedule, including weekends across all Auckland areas.

Free No-Obligation Quotes

Fast, free and zero pressure — Auckland quote in minutes.

Eco-Friendly Solutions

Biodegradable products safe for Auckland's native gardens, pets and Waitemata Harbour.

All Auckland Roof Types

Tiles, iron, asphalt, membrane — we have the right method for every Auckland home.

Customer Reviews

What Our Auckland Customers Say

Don't just take our word for it. Here is what Auckland homeowners from Remuera, Takapuna, Henderson and beyond say after booking Metro.

Auckland's Roof Cleaning Experts

Ready for a Cleaner Auckland Roof?

Professional roof cleaning, moss removal and biocide treatment across all Auckland suburbs. Fully insured, available 7 days — free quote in minutes.

Free No-Obligation Quote

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We respond to all enquiries same day. Lines open 7 days.

Roof Washing FAQ
Roof Washing Auckland

Frequently Asked Questions

Everything you need to know about professional roof washing, answered honestly.

Roof washing is the professional cleaning of your roof to remove dirt, moss, mould, algae, and organic buildup. In Auckland's wet climate, these contaminants take hold faster than most homeowners realise. Left untreated, they can deteriorate roofing materials, block gutters, and cause premature ageing. Regular roof washing protects your investment and keeps your home looking well maintained.
Every 2 to 3 years is a good general guideline for most Auckland properties. However, roofs in shaded areas, near bush, or in high-humidity suburbs may need cleaning more frequently. If you can see visible green or black growth starting to form, it is worth booking a clean sooner rather than later to prevent deeper damage.
DIY roof washing is possible but carries real risks, especially on steeper or larger roofs. The wrong pressure or cleaning solution can strip coatings, crack tiles, or void your warranty. A professional has the right equipment, safety gear, and experience to get the job done without putting themselves or your roof at risk.
Pressure washing blasts surfaces with high-pressure water, which can damage tiles, loosen granules on asphalt, and force water under roofing materials. Soft washing uses low pressure combined with specialist cleaning solutions to break down and lift contaminants safely. For most Auckland roofs, soft washing is the recommended approach as it cleans thoroughly without the risk of damage.
Yes, when eco-friendly biodegradable cleaning solutions are used. We use products that are safe for surrounding plants, gardens, and stormwater systems. We also take precautions to protect your landscaping during the clean. If you have specific concerns about chemicals near vegetable gardens or waterways, just let us know when you book.
Not when done correctly. Soft washing is gentle enough for all common roofing materials including concrete tiles, terracotta, metal, and asphalt shingles. The risk of damage comes from using excessive pressure or harsh chemicals, which is why it pays to use an experienced professional who understands the specific requirements of each roofing material.
Yes. Moss and algae trap moisture against your roof surface, which over time breaks down roofing materials and can lead to cracks or leaks. Removing these contaminants regularly is one of the most effective ways to extend the life of your roof and reduce the risk of water ingress. It is far cheaper than roof repairs or replacement.
Yes. After a professional clean, installing zinc or copper strips along the roof ridge is an effective long-term solution. When it rains, these metals release natural compounds that inhibit moss and algae regrowth. A post-treatment inhibitor applied after washing can also slow regrowth significantly, particularly useful for Auckland properties in shaded or bush-heavy areas.
Some roof warranties specify that only approved cleaning methods should be used, and improper high-pressure washing can void coverage. It is worth checking your warranty terms before booking. Professional soft washing is generally accepted by most manufacturers, but if you are unsure we are happy to advise before we start any work.
Pricing depends on the size and pitch of your roof, the roofing material, and the level of contamination. We provide transparent, obligation-free quotes upfront so there are no surprises on the day. Get in touch for a free assessment and an accurate price tailored to your specific property.
Most residential roof washes take between two and five hours depending on the size and complexity of the roof. Heavily contaminated roofs or those requiring additional treatment may take longer. We will give you a realistic time estimate when we provide your quote so you can plan accordingly.
Solar panels require a different cleaning method to roofing surfaces and should not be pressure washed or treated with standard roof cleaning solutions. We recommend consulting your solar panel manufacturer or installer for their specific cleaning guidelines. If you let us know you have panels before we start, we will work around them carefully during the roof wash.
If we spot any issues during the clean such as cracked tiles, loose flashing, or damaged guttering, we will let you know straight away. We do not carry out structural repairs ourselves, but we can point out exactly what needs attention so you can get the right tradesperson in. Catching these issues early is another benefit of regular professional roof maintenance.
A clean, well-maintained roof makes a strong first impression and contributes to your home's overall kerb appeal. For anyone preparing to sell, a freshly washed roof signals to buyers that the property has been looked after. It is one of the more cost-effective ways to improve the presentation of your home before going to market.
It is best to avoid walking on the roof after washing as wet surfaces can be slippery. If you need to access the roof for any reason, wait until it is completely dry and use appropriate footwear and safety equipment. As a general rule, minimising foot traffic on your roof extends its lifespan regardless of whether it has just been washed.

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