Instant Roof Cleaning

Ensure the longevity of your roof with proper treatment and maintenance.

Instant Roof Cleaning

Full wash is an instant clean of the roof (softwash), removing moss, mould, lichen and dirt using our softwash process. Every inch of the roof surface is manually cleaned via our softwash process leaving a sparkling clean roof on the same day as the job is completed.



Instant Roof Cleaning


Instant Roof Cleaning

Roof Cleaning Services

Our full wash instantly cleans your roof, removing moss, mould, lichen, and dirt using our softwash process.

Firstly, our technicians will apply our specially formulated detergents to every inch of the roof, which quickly and gentle breaks up any lichen and grime . We then rinse off the surface with our low pressure to ensure a damage free clean. Instant roof washes are often preferred by customers wanting to prepare their property for sale or painting or would like a clean roof the same day we complete the job.

This service is best suited for:

  • Corrugated Iron
  • Colour steel roofs

We do not recommend this option for clay & concrete tile roofing, please see our moss, mould and lichen treatment.

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We Guarantee Our Work

Chemwash have been cleaning roofs in New Zealand for over 40 years. Our workmanship and your satisfaction are guaranteed on every job.

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Roof Cleaning FAQs

What is the best way to clean a roof?

The best way to clean a roof differs depending on what material the roof is made of and your requirements. Treatments are cost effective, offer long term protection but are a slow release product. Instant cleaning, where we softwash every inch of your roof ( tiled roofs cannot be softwashed) provide instant transformative  results but are most costly as the service is much more time intensive.   

How often should you clean your roof?

Best practice would suggest your roof should be cleaned annually or if you are coastal then we recommend a 6 monthly service. However, some properties may be in locations where the period between cleaning can be extended. We suggest getting in touch with one of our  knowledgeable technicians on the best maintenance plan as we have 

How much does roof cleaning cost?

The cost of washing a roof varies greatly based on what material it is made of, the size of the surface, and type ( instant or a treatment)  of cleaning  required. Contact us for a free quote for your roof cleaning.

Is it necessary to remove moss, mould or lichen from a roof?

Yes. Moss is more than just a visual problem when it comes to your roof. Moss retains moisture when it rains, which can lead to water damage. Over time, this can cause rot and impact the structural integrity of your home.

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For the washing of roofs, we guarantee that our process works every time. On the rare occasion (especially where the fungi infestation is severe), a spot treatment may be required after about a year or so. If the spot treatment is required, this is done at no cost to you.

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What our clients are saying


Evans Bay

⭐⭐⭐⭐⭐ "Thanks for the job today, your man did a good job and went the extra mile to provide top service. Very happy with your company."