- Lancashire’s exterior cleaning specialists
A moss-laden roof does far more than spoil your property’s appearance—it retains moisture, accelerates tile weathering, and risks blocking your gutters during heavy rainfall. Restoring your roof requires a considered approach that prioritises structural safety over destructive, high-pressure methods. By using gentle, manual scrapers shaped to match your specific tile profile, we safely remove heavy moss clusters without disturbing tile coatings or forcing water underneath the laps. We follow this manual clearing with a low-pressure soft-wash biocide treatment that penetrates deep into the pores of the tiles, neutralising invisible microscopic spores, lichen roots, and dark grime at the source to ensure long-lasting results and restore the crisp, original appearance of your roof line.
Your roof is your property’s primary shield against harsh weather, yet years of exposure to rain and damp air allow moss, lichen, and black organic grime to flourish across tile surfaces. Left unchecked, heavy moss acts like a sponge—soaking up rainwater, adding unnecessary weight, and shedding debris that repeatedly clogs downpipes and overflows gutters.
Restoring your roof demands a considered, safety-focused approach that begins long before any cleaning takes place. Every roof structure, tile composition, and pitch requires a tailored strategy; we thoroughly assess the material condition, age, and safe access points to design a bespoke plan. Rather than relying on aggressive high-pressure washing that can dislodge tile surface coatings or force water under laps, we utilize gentle manual scraping followed by low-pressure biocide soft-washing. Throughout the entire process, we take extensive measures to protect your surrounding property—securing downpipes, sheeting garden beds, and conducting a meticulous ground-level clean so your entire home is left immaculate.
Material and condition guide the right approach.
Roof tiles and slate are not interchangeable. Their condition, age and finish need to be considered before a cleaning method is selected.
Describe the extent of moss and where it collects. A roof assessment helps determine whether cleaning is appropriate and how to approach it.
Gutters, landscaping and access around the property matter too. Discuss how the surrounding areas will be managed as part of the scope.
Great results begin long before any cleaning equipment is started. Our process relies on thoughtful preparation, taking the time to inspect surface materials, check structural integrity, and identify specific types of organic growth before deciding on a strategy. By masking delicate fixtures, establishing clear safety protocols, and selecting the exact chemical dilution or pressure level required for the job, we protect your property while setting the stage for a smooth, damage-free restoration.
Combining the right approach with specialized low-pressure soft-washing and rotary surface cleaners allows us to lift years of embedded dirt, moss, and algae without risking surface erosion or water ingress. Every roof, render panel, and stone elevation is treated with the care it deserves, ensuring the underlying structure is preserved. We take genuine pride in the finish, carrying out thorough post-rinses, clearing surrounding gutters and pathways, and conducting final quality checks so your property is left looking pristine, refreshed, and fully protected for the long term.
Your property, your priorities. Understanding what matters to you is where a good clean begins.
Material, condition, access and drainage all matter. Different surfaces need different care.
The method should suit the surface — not the other way around. Care comes before pressure.
From the entrance to the roofline, the details make the difference to a well-presented property.
Years of moss had built up across the concrete tiles of this terraced home, spilling into the gutters and darkening the whole roofline.
Mention the roof material, property height and any known leaks or damaged tiles. Photos taken safely from the ground can be helpful. Never climb onto your roof to inspect or photograph it.
The right advice starts with knowing your property.
Not necessarily. Roofs require a material-specific assessment, and aggressive pressure can damage surfaces or allow water ingress. A suitable method must be considered before work is agreed.
No. Cleaning is not a replacement for roofing repairs. Known leaks, damaged tiles or other structural concerns should be addressed with a suitable roofing professional.
Every property is different, so prices depend on the size of the area, its condition and access. Quotations are free and no-obligation — call or text 07597 443500 or send an enquiry with a few photos.
Most domestic jobs are completed within a day. Larger areas, heavy build-up or commercial sites can take longer, and we will give you an idea of timings when we quote.
An outdoor tap is helpful for many jobs. We will confirm exactly what is needed — and whether we bring our own supply — when the work is booked.
We cover homes and businesses across Lancashire, including Preston, Chorley, Leyland, Blackburn, Burnley, Lancaster and surrounding towns. Include your postcode in your enquiry.
Some cleaning and treatments need dry conditions to work well. If the weather is unsuitable we will get in touch to arrange a new date.
Combine your questions into one enquiry and tell us about the other surfaces you would like cleaned.
Tell us what needs a refresh, or get in touch directly.
Call, text or email us directly — free, no-obligation quotations across Lancashire.
01257 650122
info@lancashireexteriorcleaning.co.uk
Homes & businesses across Lancashire
Free & no obligation
