Our roof cleaning in Williamstown removes salt film, grime, moss, and lichen from Victorian cottages, period homes, and newer houses along the bay. Older roofs need a gentle approach, so we inspect first and clean at a pressure that protects them.
No Fees. No Obligation. Open 7 Days a Week.

Your roof is one of the first things people notice about your home. Over time, the weather in Williamstown can leave roofs covered in moss, lichen, algae, dirt, leaf debris, and staining. While it might look like a cosmetic issue, that build-up can trap moisture, affect drainage, and hide damaged areas that need attention. Williamstown has some of Melbourne’s oldest homes, many right by Port Phillip Bay, and salty air leaves a film on their roofs that traps dust.
That is why proper roof cleaning in Williamstown is about more than appearance alone.
At Ultra Finish Roofing, we help homeowners restore the look of their roofs while identifying potential issues before they become expensive problems. We inspect the roof carefully, explain what we find in plain English, and recommend the right solution for your property’s condition.
No pressure. No confusing trade jargon. No-BS advice. Just practical roof cleaning from a team that understands Williamstown homes, Melbourne weather, and the importance of maintaining your roof properly.
At a glance: Ultra Finish Roofing is an owner-led roofing team based in Cairnlea with more than 25 years in the trade. In Williamstown 3016, we clean salt film, grime, moss, and lichen from period and newer roofs and clear valleys and gutters. Most roof cleaning jobs cost $400 to $1,200, depending on roof size, pitch, and how much growth has built up. We respond within 2 business hours.

Williamstown sits on Port Phillip Bay in Hobsons Bay, about 11 km south-west of the CBD, with Nelson Place, Gem Pier, and the bluestone lighthouse among its landmarks. Its streets include Victorian cottages and period homes alongside post-war houses and newer townhouses. Salty sea breezes leave a film that traps dust on the tiles, and shaded slopes grow lichen and moss. Careful cleaning restores these roofs and lets us check flashings for corrosion.
When we clean a roof in Williamstown, we treat it as more than a wash. We walk the roof, check the tiles and ridges, and tell you about anything that needs repair before water goes near it. Then we clean at the right pressure for your tiles, flush debris from valleys and gutters, and leave the site tidy. Everything is quoted in writing up front. Learn more about our roof cleaning services in Melbourne.

Williamstown roofs range from historic cottages to new homes, so we check each roof before cleaning.
Depending on your roof, our roof cleaning can include:
If the clean shows worn tile surfaces or cracked pointing, we will explain whether a roof restoration in Williamstown is the better next step.

Living by the bay is one of Williamstown’s great draws, but it is hard on roofs.
The problems we see most often include:
Regular, careful cleaning keeps these roofs looking better and makes flashing problems easier to catch.

On Williamstown period homes, we clean older tiles at low pressure and check flashings as we go.

Most roof cleaning jobs in Williamstown cost between $400 and $1,200. Small cottages sit at the lower end. Larger period homes, two-storey access, or heavy lichen sit toward the higher end.
The main price drivers are:
These figures are a guide only. Book a free roof inspection and we will give you a fixed, written quote for your Williamstown roof cleaning.

Williamstown (postcode 3016) is in the City of Hobsons Bay, about 11 km south-west of Melbourne. It borders Williamstown North, Newport, and Altona, with Port Phillip Bay along its shores, and landmarks include Nelson Place, Gem Pier, and the bluestone Williamstown Lighthouse.
Our base in Cairnlea is around 20 minutes away, and we are available 7 days a week. We respond to enquiries within 2 business hours and plan cleaning around dry, calm weather.
We also clean roofs nearby, including roof cleaning in Newport, roof cleaning in Spotswood, roof cleaning in Altona, roof cleaning in Altona North, Williamstown North.
Roof cleaning should not feel confusing.
When you book roof cleaning in Williamstown with Ultra Finish Roofing, we inspect first, explain what we find, and only then start cleaning.
Common questions about roof cleaning in Williamstown, from heritage homes to sea air.
Get a Free QuoteRoof cleaning in Williamstown involves inspecting the roof, removing moss, lichen, dirt, and debris from the tiles, and flushing valleys and gutters so water drains properly.
We check the tiles and ridges first, so we use the right pressure and method for your roof.
Most roof cleaning jobs in Williamstown cost between $400 and $1,200. Small single-storey roofs with light growth sit at the lower end, while large, steep, or heavily mossed roofs sit toward the top.
After a free inspection, we give you a fixed, written quote.
Roof cleaning is maintenance, so approval is not usually needed, even under a heritage overlay.
If you plan to change colours or materials, check with Hobsons Bay City Council.
Yes, when the pressure is right. We check older tiles first and clean gently where they are worn.
Any brittle or cracked tiles are noted before we start.
It can if it is done badly. Too much pressure can strip tile surfaces, crack older tiles, or push water under the ridge caps.
We check your roof first and adjust the pressure to suit the tile type and condition.
Yes. A roof must be thoroughly cleaned before any coating, or the paint will not bond properly.
Cleaning also shows up cracked tiles and failing pointing that should be repaired first.
Our base in Cairnlea is around 20 minutes away, and we are available 7 days a week. We respond to enquiries within 2 business hours.
We plan cleaning around dry, calm weather so the job is done safely.
Choosing a roofer can feel risky. We get that. You want someone who turns up, tells the truth, respects your home, and does the job properly. That is how we work.
If you have noticed a leak, loose tiles, sagging gutters, cracked mortar, ceiling stains, or storm damage, do not wait until the next downpour tests it again.
We will inspect your roof, explain the issue clearly, and help you choose the right fix.
Based in Cairnlea, we provide our services to all suburbs across Melbourne. Distance is never a problem. We are open 7 days a week.
All Suburbs in Melbourne
We service properties in different suburbs throughout Melbourne.
Ensure your home’s safety by telling us when we can inspect your roof. No obligation. No fees. Here 7 days a week when you need us.
Whether you have a roofing emergency, want a free inspection, or just need honest advice, we are available 7 days a week.
Let us know how we can help you.