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MarchYour roof is constantly exposed to harsh Australian weather — scorching sun, heavy rain, wind, and debris. Over time, dirt, moss, lichen, mould, and algae build up, affecting not just your roof’s appearance but also its structural integrity.
One of the most common questions homeowners ask is:
👉 How much does roof cleaning cost in 2026?
In this complete guide, we break down pricing, what affects costs, cleaning methods, and how to get the best value for your investment.
Roof cleaning is more than just cosmetic maintenance. While a clean roof improves curb appeal, it also:
Prevents tile deterioration
Stops moss and lichen from lifting tiles
Reduces water retention and leaks
Extends roof lifespan
Improves property value
Prevents blocked gutters
Ignoring roof cleaning can lead to cracked tiles, damaged pointing, and eventually costly repairs.
Roof cleaning costs vary depending on roof size, condition, and cleaning method. Here’s what Australian homeowners can typically expect to pay:
| Roof Type | Average Cost (AUD) |
|---|---|
| Small single-storey home | $400 – $800 |
| Medium home | $800 – $1,500 |
| Large or double-storey home | $1,500 – $3,000+ |
| Heavy moss or lichen removal | Additional $300 – $800 |
These prices usually include labour, equipment, safety setup, and waste removal. If additional repairs are needed (broken tiles, ridge cap repairs), those are typically quoted separately.
Several factors determine the final price:
Larger roofs require more time, water, cleaning solution, and labour.
Steep roofs require safety harnesses and additional precautions, increasing labour costs.
Double-storey homes may require scaffolding or specialised equipment.
Light surface dirt is quicker to clean than thick moss and lichen buildup.
Different materials require different cleaning approaches:
Concrete tiles
Terracotta tiles
Metal roofing (Colorbond)
Slate tiles
Each has different sensitivity levels to pressure and chemicals.
Limited access around the home can increase labour time.
This method uses high-pressure water to remove dirt, moss, and debris.
Pros:
Fast and effective
Restores appearance quickly
Cons:
Can damage tiles if not done correctly
May remove protective coatings
Cost Range: $800 – $2,500 depending on roof size.
This method uses low-pressure water combined with specialised cleaning solutions to kill moss and algae at the root.
Pros:
Safer for delicate tiles
Longer-lasting results
Reduces regrowth
Cons:
Slightly higher upfront cost
Cost Range: $1,000 – $3,000 depending on roof size and condition.
Many professionals now recommend soft washing as the safest long-term solution.
Yes — when done professionally.
A clean roof can:
Extend lifespan by 5–10 years
Prevent expensive tile and ridge repairs
Improve home value
Reduce future maintenance costs
Spending $1,000 on cleaning today could prevent a $10,000 roof restoration later.
In Australia, roof cleaning is typically recommended every:
2–3 years (standard maintenance)
1–2 years (if surrounded by trees or in humid areas)
Regular inspections can determine when cleaning is necessary.
Look out for:
Visible moss or lichen patches
Black streaks or mould
Blocked gutters
Water pooling on tiles
Dull, discoloured roof appearance
If you notice these signs, it’s time to schedule a professional inspection.
DIY roof cleaning may seem cost-effective, but it carries risks:
Slips and falls
Tile breakage
Water intrusion
Incorrect chemical use
Damage to pointing and ridge caps
Professional roof cleaners use proper safety equipment and roof-safe cleaning methods. Incorrect DIY pressure washing can lead to more expensive repairs later.
Sometimes roof cleaning uncovers hidden issues such as:
Cracked tiles
Ridge cap damage
Loose flashing
Gutter blockages
Minor repairs may add $200–$800 depending on severity. However, identifying these early prevents major structural damage.
Here are smart ways to maximise value:
Compare at least 2–3 professional services.
Ensure the quote covers:
Gutter cleaning
Moss treatment
Debris removal
Safety setup
Cheaper isn’t always better — improper cleaning can damage your roof.
Bundling roof cleaning with minor repairs or gutter services can reduce overall labour costs.
It’s important to understand the difference:
Roof Cleaning
Removes dirt, moss, and debris
Improves appearance
Preventative maintenance
Roof Restoration
Includes cleaning, repairs, repointing, and repainting
Significantly more expensive ($3,000 – $12,000+)
Required when roof condition is deteriorating
If your roof is structurally sound, cleaning alone may be all you need.
At Roof Revival, we specialise in professional roof cleaning and maintenance. Our services include:
Thorough roof inspections
Safe soft wash cleaning methods
Moss and lichen treatment
Ridge cap checks
Gutter clearing
Transparent pricing
We use industry-approved methods that protect your tiles and extend roof lifespan — not damage them.
In 2026, most homeowners can expect to pay:
$400 – $1,500 for small to medium homes
$1,500 – $3,000+ for larger or heavily soiled roofs
While pricing varies, roof cleaning is one of the most cost-effective ways to protect your home and avoid expensive future repairs.
If your roof looks dull, stained, or moss-covered, it’s likely time for professional cleaning.
Contact Roof Revival today for an inspection and personalised quote. Keep your roof looking great and performing at its best — without the stress.
We have been working in the Roofing and guttering industry since 2007.
Yes roof revival does hold a valid builders licence our builders licence number is BLD328061.
Roof revival is most definitely insured with public liability that covers us as tradesman and any damage to your property Aswell.
A full restoration takes about 3-4 working days. We need the proper weather conditions to achieve the
best result. For high pressure cleaning roofs or installing gutters rain is normally not an issue.
However, for flexi pointing caps and painting we will need there to be know no rain to be forecasted
and anything over 33 degrees a job will have to be painted over two consecutive days. Please be
patient in the winter months as we like to make sure all work is undertaken in right weather conditions.
After a quote is excepted. The deposit of 20% is required to be paid to lock in a starting date. Prior to
the starting date we double inspect as a safeguard to ensure that the desired level of quality, accuracy
and compliance is achieved. Once the materials are ordered and delivered to the desired location a
30% progress payment is to be made. We then will give you a rough estimation of starting date for the
work to be undertaken. On the day of completion, the remaining balance will be paid with the desired
method of payment.
INSPECTION Your roof and gutters are inspected by a qualified Tradesman.
REPLACE Damaged tiles are replaced.
CLEAN The roof is cleaned using high pressure water.
RE-BED All ridge capping is re- bedded where needed.
RE-POINT Ridge capping is then re -pointed with a flexible acrylic pointing mixture.
ANTI FUNGAL The roof is sprayed to prevent moss and lichen growth.
PRIMER The entire roof area is coated with a sealer/primer to ensure strong adhesion of the roof
membrane.
PAINT X2 topcoats of colour membrane is applied.
We only use the top of the range products to ensure longevity and quality!
Our materials:
Acryloc Roofing Membrane: This product is a water based and long lasting. It is made in South
Australia and designed for South Australia’s weather conditions. It doesn’t fade as quick as other roof
membranes.
Stratco:
Made with thick gauge Colorbond steel in a variety of colours and finishes. We also offer
coloured downpipes.
Workmanship Warranty of 5 years which covers all workmanship and materials. Acryloc Roofing
membrane offers a 10-year warranty covering
Roof revival will require access to front and back of your property. Access to electrical power and
water tap is needed to run our machinery. While commencing work all valuables, bikes, cars, clothes
washing etc should be kept out of harms way. Surrounding neighbours should be notified of work
been undertaken.
We regret to inform you that we cannot provide a warranty specifically for roof leaks. Roof leaks can
be exceptionally challenging to detect and diagnose due to a variety of factors, including:
1. Complexity of Detection: Roof leaks often originate from hidden or unexpected areas, making it
difficult to pinpoint the exact source without comprehensive and sometimes invasive investigation.
2. Environmental Factors: Roofs are exposed to various weather conditions, such as heavy rain
and wind, which can unpredictably impact the roof's integrity over time.
3. Material Aging and Wear: Over time, roofing materials naturally age and may develop
weaknesses that are not immediately apparent during inspections. Can be very difficult and time
consuming to detect.
4. Previous Repairs and Installations: The condition and quality of previous repairs or installations
can significantly influence the occurrence and detection of leaks, adding complexity to warranty
coverage.
Despite these challenges, please be assured that our team is committed to addressing any roof leaks
that may arise. We will always work to our best ability to identify and solve roof leaks promptly and
effectively, ensuring the longevity and performance of your roof.
The best process to do this is to have your roof high pressure washed first. After this is done contact
your solar company and ask them to install rails and wiring. When this is finished, we will fully restore
the roof and leave you with spare coated tiles and touch up paint. The solar company final task to
connect the panels to the railing.
Yes, he majority of roof we restore now days do have solar panels. We high pressure the roof and
rinse all panels. When it’s time for painting we cover all panels with a plastic film and paint underneath
the panels, so all visible tiles are coated with primer and colour.
If your tiles are porous this means that they are retaining water which adds significant weight to your
roof and roofing timbers, leading to potential leaks and structural issues. To prevent this we apply a
maxi build primer to the rooftiles when painting. This Ensures that the tiles are coated very thick. All
cracks and rough surfaces on the tiles are filled in turn giving the finish much more appealing and
bolder.
All solar panels rely on a clean surface to be able to work to their optimum capacity. When the surface
gets dirty it restricts the panels’ ability to capture sunlight efficiently and will therefore not produce as
much electricity. Regular cleaning is not only advised for productivity of the panel but also in most
cases to adhere to warranty requirements Aswell.
Whirly vents help your roof space breathe, in turn saving you money on your energy costs.
Roof repairs typically start from $250 for minor tile fixes, while more extensive jobs or full restorations can range from $2,500 to $10,000 depending on roof size and condition.
If your roof has multiple issues like leaks, tile damage, faded paint, or rusted valleys, a roof restoration is often more cost-effective long-term.
Absolutely. We’re licensed, insured, and trusted by hundreds of Adelaide homeowners for quality roof repair and restoration services.