Roof Cleaning & Moss Removal in Cambridge
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MANUAL CLEARANCE & GENTLE, LOW-PRESSURE CLEANING
Careful Roof Moss Treatment Across Cambridge & South Cambridgeshire
Is moss taking over your roof, clogging your gutters or shedding damp clumps onto your driveway or garden path?
If left untreated, moss acts like a sponge - trapping moisture that expands and cracks tiles when temperatures drop, eventually leading to costly roof leaks and internal damage. But an aggressive, one-size-fits-all pressure wash can do just as much harm, stripping protective granules and loosening pointing.
In accordance with HSE roof safety guidelines, every roof is assessed individually before we begin, so fragile surfaces and tile integrity are protected throughout. Whether your property in Trumpington, Cherry Hinton, Milton, or Cambourne has traditional slate, clay tiles, concrete tiles, or composite pantiles, we match the cleaning method to your roof's age, material, and condition.


WHAT'S INCLUDED
✅ Comprehensive roof & tile survey to evaluate surface integrity and assess tile fragility
✅ Manual hand scraping using custom-shaped profile blades for delicate, aged clay or slate roofs
✅ Controlled low-pressure soft washing for sturdy modern tile types needing a deep surface clean
✅ Long-lasting biocide treatment to kill remaining spores and prevent fast regrowth
✅ Complete gutter clearance & ground protection leaving your driveway, lawn, and patios spotless
✅ Honest, transparent advice if tiles are too worn or require repairs prior to cleaning
To help extend your roof's lifespan and slow down future moss growth, we finish every job with a professional-grade soft wash biocide treatment — designed to keep working long after we've left, preventing moss, algae, and lichen from taking hold again. Backed by our 2-year moss-free guarantee, you can enjoy a cleaner roof for longer with real peace of mind.
WHAT TO EXPECT
Our Step-by-Step Cleaning Process
We're committed to a thorough, stress-free process from first inspection to final clean. Here's how we restore your roof safely, without compromising your tiles or property:

1. Free Site Survey & Roof Assessment
Every job starts with a no-obligation inspection, where we check your roof's age, tile type, and overall condition. From there, we recommend the safest approach for your home — whether that's gentle manual hand-scraping or controlled low-pressure cleaning and soft washing.
2. Deep Clean & Moss Removal
Using the method agreed during your survey, we thoroughly remove moss, lichen, and algae build-up from the roof surface. For hand-scraping jobs, we use specialised profile blades matched to your tile shape, so there's no risk of scratching, chipping, or cracking.


3. Professional Biocide Treatment
With the heavy moss cleared, we apply an HSE-approved, professional-grade soft-wash biocide. It penetrates deep into the tile pores to eliminate hidden micro-spores at the source, helping prevent black spots, algae, and moss from reappearing. Every roof clean comes backed by our 2-Year Moss-Free Guarantee.
4. Exterior Washdown, Gutters & Window Clean
We clear fallen debris and grime from your downpipes, gutters, fascias, and soffits, so rainwater drains freely and your roofline looks like new. Surrounding walls, patios, and driveways are then washed down, and we finish with a complete window clean, leaving your entire property spotless from top to bottom. All waste is cleared away as part of the service.
WHY CHOOSE US
⭐⭐⭐⭐⭐ 5-Star Rated on Google
See why homeowners and businesses across Cambridge and South Cambridgeshire trust ICENI for expert roof cleaning, careful moss removal, and results built to last.
CASE STUDY
Case Study: Removing 6 Bags of Heavy Moss From a Single Cambridge Roof
This Cambridge property had years of untreated moss build-up, with thick clumps blocking gutters and trapping moisture across large sections of the roof. Using controlled low-pressure cleaning to protect the ageing tiles, our team removed 6 full bags of moss from the front elevation alone, before finishing with a soft-wash biocide treatment to help prevent regrowth. The result: clear gutters, a significantly extended roof lifespan, and a roofline restored to its original condition.
YOUR QUESTIONS ANSWERED
Roof Cleaning FAQs
Costs vary depending on roof size, pitch, moss severity, and whether manual scraping or low-pressure cleaning is needed. We offer a free site survey and provide transparent, fixed pricing before any work begins — with no hidden costs or travel charges across Cambridge.
Yes. Moss retains moisture like a sponge, and during winter freezes this trapped water expands, cracking tiles and accelerating wear. Left untreated, it can lead to gutter blockages, damp patches, and costly leaks.
High-pressure washing can strip protective granules, crack ageing tiles, and force water under the roofline. That's why we use controlled low-pressure cleaning or gentle hand-scraping instead, chosen based on your roof's age and condition to avoid unnecessary damage.
Yes. We own our own mobile scaffold tower, allowing us to carry out low-pressure cleaning and soft-washing safely without needing to walk across fragile or ageing tiles — reducing risk to both your roof and our team.
Most residential roof cleans in Cambridge take between 2-3 days, depending on roof size, moss severity, and the cleaning method used. Larger properties or heavily moss-covered roofs may take longer.
Yes. As standard, we clear gutters, fascias, downpipes, and soffits of moss, debris, and grime as part of our roof cleaning service, ensuring rainwater drains properly and your roofline looks fully refreshed.
Moss can return over time, which is why we finish every job with a professional-grade biocide soft-wash treatment. This continues working after we leave, and is backed by our 2-Year Moss-Free Guarantee for extra peace of mind.
Yes. We provide commercial roof cleaning in Cambridge for warehouses, offices, retail premises, industrial units and other commercial properties. Depending on the roof type and condition, we may use careful manual moss removal or controlled low-pressure cleaning, followed by a professional biocide treatment where suitable. We are IPAF and PASMA certified, fully insured, and can provide risk assessments and method statements for commercial work.
AREA COVERAGE
Serving Cambridge & South Cambridgeshire
Looking for a reliable roof cleaning specialist in Cambridge? We provide professional manual roof scraping and low-pressure cleaning & soft wash services to homeowners across the city and surrounding South Cambridgeshire villages.
From period terraces near the city centre to modern homes in Trumpington, Cherry Hinton, Milton, and Cambourne, our local team delivers tailored care for every tile type. Using safe, long-lasting biocide treatments, we restore your roof's appearance and protect your property — offering fair, transparent local pricing with zero travel charges.
Live in a nearby village? We cover the whole of South Cambridgeshire (including Sawston, Histon and Bar Hill), ensuring your roof receives expert, damage-free treatment wherever you are.
READY TO GET STARTED?
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