Professional Roof Cleaning Services Across Belfast & Northern Ireland
Is your roof covered in moss, algae, or looking discoloured? DPMNI Ltd offers expert roof cleaning in Belfast, restoring your property’s kerb appeal and protecting your roof from long-term damage. Using soft washing and moss removal, we clean roofs across Belfast, North Down, and the surrounding areas—safely and professionally.
With Belfast’s damp climate, it’s common for roofs to suffer from moss, lichen, algae, and grime. Left untreated, this growth traps moisture, damages tiles, and blocks gutters.
We clean all roof types including tile, slate, concrete, and metal, using non-destructive methods tailored to each surface.
Every roof is different — that’s why we offer a free inspection before starting. Here’s how we clean your roof safely and thoroughly:
We never pressure wash roofs. Instead, we use:
You get peace of mind knowing the job is done safely, thoroughly, and with full protection of your property.
Every 3–5 years depending on moss build-up and location.
No — our soft wash system is 100% tile-safe and approved for roof cleaning.
Yes, we use towers and specialist access equipment wherever possible.
Absolutely. A clean roof boosts kerb appeal and reassures buyers.
Yes! We offer flexible appointments to suit your schedule.
Our time-served tradesmen are PASMA and IPAF-trained professionals, ensuring safe and efficient service.
We carry £10 million public liability insurance and specialized SSR insurance for your peace of mind.
We use child-safe, animal-safe, and plant-safe cleaning solutions to protect your environment.
With 5-star reviews
Not one-size-fits-all
We understand Belfast roofs and weather
Call 028 9560 6799 or email [email protected] to schedule your free roof survey.
Or click below to request a callback:
We provide reliable, efficient, and environmentally conscious cleaning for residential, commercial, and agricultural clients.
Remove moss, algae, and dirt buildup safely with our specialist Roof Cleaning service. Our team uses non-damaging techniques to restore the appearance and extend the life of your roof.
Prevent water damage and keep your roofline looking sharp with our Gutter and PVC Cleaning service. We clear gutters, clean downpipes, and brighten fascias, soffits, and cladding.
Enjoy crystal-clear, streak-free results with our Window Cleaning service. We handle interior and exterior glass for homes, offices, and retail units across NI.
Our Driveway Resealing service revives the appearance of block paving, tarmac, and concrete driveways while protecting against weeds, oil stains, and UV fading.
We use commercial-grade equipment to powerfully remove grime, algae, and organic growth on patios, walls, car parks, and more. See results fast with our Pressure Washing service.
Maximise your solar efficiency with safe, scratch-free Solar Panel Cleaning. We use purified water and soft brushes to prevent limescale and streaks.
Our chemical-based Soft Washing method gently treats render, cladding, and painted surfaces without damage. It’s ideal for delicate exteriors and heritage buildings.
We provide heavy-duty Farm Yard Cleaning for agricultural clients across Northern Ireland. From silage pits to slurry-covered concrete, we get the job done safely and effectively.
Need more than just cleaning? Our Property & Facilities Management service offers ongoing external maintenance solutions for landlords, housing providers, and businesses.
We proudly offer expert roof cleaning services across Belfast and surrounding towns within a 50-mile radius. Here are just a few of the areas we serve:
Experience the Diamond Property Maintenance NI difference. Contact Us Now and let us help you protect and enhance your property.
At Diamond Property Maintenance NI, we are passionate about helping homeowners and businesses across Northern Ireland maintain and enhance their properties.
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