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Shop-bought roof treatments are widely available and consistently disappointing, and it is worth understanding why before spending money on one. The first problem is coverage. A domestic-sized container of moss killer treats a fraction of a typical roof, and treating part of a covering achieves very little, because untreated spores on the remaining elevations re-seed the area that was dealt with. Getting genuine coverage across a whole roof requires a volume that quickly costs more than it saves. The second problem is application. Effective treatment depends on an even coverage rate delivered at low pressure across the whole surface, which is achieved with calibrated equipment rather than a watering can or a garden sprayer from ground level. Product applied unevenly leaves patches untouched, and product that cannot physically reach the upper courses does nothing for them. The third is sequencing. Biocide cannot penetrate a dense, saturated moss bed. On an established covering the physical growth has to come off first, and that is the part requiring access equipment, time and a degree of skill to do without damaging tiles. The fourth is the roof itself. Applying anything to a covering means getting to it, and working at height on a damp pitched surface is where the real risk in this job sits. Where a covering carries only light algal staining and is genuinely reachable, a domestic product may make a modest difference. Anything beyond that, and homeowners in Houghton are generally better served by having the work assessed properly than by repeating an approach that treats the visible symptom without addressing what causes it to return.
What a professional treatment actually involves is worth setting out, because it is the part customers cannot see and therefore cannot easily compare. Pro Clean Xtreme specifies the biocide individually for each covering at survey — concentration, dilution, coverage rate per square metre and expected dwell time — according to the material, the type and density of growth and the conditions on the day. Application is made through calibrated low-pressure equipment so that coverage is even across the whole covering rather than heavy in the accessible areas and light everywhere else. Every elevation is treated, including those that already look clean, because a slope carrying invisible spores will re-seed the rest within a season. Timing is planned around rainfall, since product washed off before it acts achieves nothing at all. Before any of that, the physical growth is removed by hand. Scrapers and brushes matched to the tile profile lift moss out of the laps, ridge and hip joints and valleys, working from the highest point downward so debris falls clear of areas already cleaned. Waste is bagged as it comes off and removed from site. Everything beneath the working elevations is protected before starting and rinsed on completion. Operatives are height trained and covered by full public liability and employers’ liability insurance, with certificates available before booking. Each elevation is photographed before and after. Customers in Houghton receive a fixed written quotation following a physical survey, with the scope and guarantee period stated, no deposit requested and payment falling due on completion. Anyone is welcome to ask what will be applied to their roof and at what rate, before agreeing to anything.
Comparing the cost of doing it yourself against professional roof cleaning is a calculation worth doing properly, because the saving is usually smaller than it appears. Enough treatment product to cover a whole roof at an effective rate is not cheap, and the quantities required are considerably greater than most people assume. Access equipment for anything beyond a single-storey elevation has to be hired, and hiring a tower for a weekend erodes the difference further. Then there is the value of the time involved, which on an established covering is measured in days rather than hours, and the risk element, which is where the real cost sits. Falls from height on domestic property are common, and damage caused by walking a covering incorrectly or hiring a pressure washer is expensive to put right. Professional pricing reflects measurable factors: true area with the pitch accounted for, growth depth and distribution, the covering material, access arrangements for each elevation, and detail work at ridge, hip, valley and verge. It also includes waste removal, protection of everything beneath the working areas, insurance, and a written guarantee that a self-applied treatment does not carry. Quotations are fixed and written, issued after a physical survey with the scope and guarantee period stated. No deposit is requested, nothing is added while work is under way, and payment falls due on completion. For homeowners in Houghton the honest position is that light staining on a low, accessible covering may be worth attempting personally. An established growth problem on a two-storey roof is not, and the money saved rarely survives contact with the first hired jet washer.
Remove years of dirt, grime, algae and staining for a cleaner, fresher finish.
Professional techniques designed to protect your surfaces while delivering outstanding results.
Keep your property looking its best with regular roof cleaning.
Commercial roof cleaning at museums, heritage centres, visitor attractions and listed premises operates under constraints that ordinary commercial work does not, and the first of those is the covering itself. Handmade clay tiles, natural slate, stone slates and lead detailing are frequently irreplaceable in matched form, which makes any aggressive approach unthinkable. The method is therefore deliberately conservative. Loose growth and debris are lifted by hand from laps, courses and valleys. Anything firmly bonded — particularly lichen on slate and stone, which cannot be scraped without taking surface material with it — is left to a treatment applied at low pressure and given time to work. Access is designed to keep weight off fragile areas entirely, using load-spreading boards and platforms rather than direct foot traffic. Where a building is listed or within a conservation setting, consents and any restrictions on materials or methods are established before work is quoted, in consultation with whoever holds responsibility for the fabric. Visitor management is the second constraint. Exclusion zones, barriers and signage are agreed with the site team, drop areas positioned well clear of entrances and public routes, and attendance programmed around opening hours, events and quieter parts of the season. Site-specific risk assessments, method statements, insurance and competence records are supplied in advance, with fall protection confirmed at survey and access equipment priced openly. For trustees and site managers in Houghton, the value of a cautious approach is straightforward. A covering that has survived a century or more is worth considerably more than the saving from cleaning it quickly, and the work should extend its life rather than shorten it.
Founded in 2016 by Karl Crofts, Pro Clean Xtreme has grown from a dedicated one-man operation into a trusted family-run team. Joined by his wife Lindsay and family members Callum and Rachel, we pride ourselves on delivering professional, safety-first cleaning. By combining honest communication with continuous investment in the industry’s best low-pressure steam equipment and safe access systems, we deliver exceptional results for every residential, commercial, and industrial client.
Founded by Karl Crofts, delivering reliable local service for over a decade.
Our own tracked cherry picker provides safe access without walking on tiles.
Safe low-pressure steam cleaning, softwashing, and specialist pre-solar preparation.
Ten years of trusted, family-run service delivering high-quality workmanship on every project.
As a family-run business established in 2016, we have built a strong reputation across Houghton for dependable, high-quality roof cleaning services. We take a personal and transparent approach to every project, while continually investing in professional low-pressure steam cleaning equipment and effective safety systems. From domestic properties to larger commercial roofs, our experienced team focuses on achieving thorough results while helping protect the condition of your roof. Fully insured and committed to reliable workmanship, we deliver a professional roof cleaning service from start to finish.
We take immense pride in the reputation we have built across Cambridgeshire and the surrounding areas since 2016. As a family-run business, delivering exceptional customer service, honest communication, and high-quality workmanship is at the heart of everything we do. Read through our latest Google reviews to see why residential homeowners, housing associations, and commercial contractors consistently trust Pro Clean Xtreme to safely protect and restore their properties.
Here are the answers to some of the most frequently asked questions about our roof cleaning services. If you have a question about your property, a specific cleaning requirement, or need further information about our services, please get in touch with our experienced team. We are always happy to provide advice and help you find the right solution.
The ideal frequency depends on the condition of your roof and how quickly moss, algae, dirt and other organic growth build up. Regular roof cleaning can help keep your roof looking well maintained and prevent heavy buildup.
Professional roof cleaning can help remove moss, algae, lichen, dirt, grime and other organic growth from your roof. The appropriate cleaning method will depend on the roofing material and its condition.
When carried out correctly, professional roof cleaning can be performed safely using suitable equipment and techniques. Care should be taken to use an appropriate method for the specific roof material.
Yes, roof cleaning can effectively remove moss and other organic growth from roofing surfaces. The treatment used will depend on the amount of moss present and the type of roof.
The time required depends on the size and condition of the roof, the amount of moss and dirt present, and the cleaning method required. A professional assessment can provide a better idea of the expected timeframe.
Yes. Removing moss, algae, dirt and weather-related staining can significantly improve the appearance of a tired or heavily weathered roof, helping the property look cleaner and better maintained.
Getting an initial estimate for your property is completely effortless. Simply fill out the form below with your full property address, and our family-run team will utilise Google Earth before providing a quotation. Whether you are a homeowner, a housing association, or an installation company preparing a site, let us know your specific requirements and we will get back to you promptly with an initial assessment.