Commercial Roof Cleaning
Roof cleaning for your corporation removes moss, algae, lichen, and debris to keep large roofs in good condition. Without regular cleaning, roofs can trap moisture, leading to leaks, drainage issues, and costly damage over time.
At Neptune Cleaning, we provide professional commercial roof cleaning services for offices, schools, warehouses, and other commercial properties. Our experienced team works safely and efficiently to maintain your building’s exterior, helping to reduce long-term maintenance needs while supporting compliance with health and safety standards.
Our Corporate Clients
Neptune Window Cleaning Services has been proudly serving corporate clients for over 30 years, establishing a reputation for excellence and reliability in the industry. We have had the privilege of working with esteemed organisations like Stone Water, Winchester City Council, Fareham Borough Council, First Port, Housing 21, RMG, Denfords Property Management to name just a few, providing them with professional window and exterior cleaning services that meet their high standards.
We prioritise safety and professionalism in all aspects of our work. We hold prestigious accreditations with Safe Contractor, iPAF, PASMA, and City & Guilds. These certifications demonstrate our dedication to adhering to the highest safety standards and ensuring the well-being of our team and clients.
The team at Neptune are well-equipped to tackle major tender opportunities. We have the expertise and resources to handle large-scale projects for corporate clients, delivering exceptional results within strict timelines.
9,000
Customers
35+
Years In Business
14+
Vehicles
Supported by Outstanding Client Reviews
Safe & Accredited
At Neptune, we prioritise safety and professionalism in all aspects of our work. We hold prestigious accreditations such as iPAF, City & Guilds, PASMA, and SafeContractor. With our trained and certified professionals, you'll have peace of mind knowing that your windows are being handled with professionalism and care.
Areas We Cover
Based in the heart of Hampshire, Neptune covers the entire county and beyond. Our expert team know what matters to you; punctuality and great service. It's why we're trusted by over 6,000 homes and businesses.
“Rob and his team at Neptune Window Cleaning have done an exceptional clean on our windows."
Red Funnel use this service for both interior and exterior windows at our Southampton Head Office and have found them to be efficient, polite and good value. No mess was left, and the windows are spotless.
Red Funnel Isle of Wight Ferries are committed to minimising their impact on the environment and in March 2011, we were one of the first ferry companies in Europe to be awarded the ISO14001 accreditation. Neptune Window Cleaning’s policy of using a pure water cleaning system without any detergents supports our accreditation.
Caroline Taylor,
Red Funnel Ferries
Maintain Your Business Premises With Professional Roof Cleaning That Protects Your Building
Benefits of a Clean Roof
Keeping your commercial roof clean helps protect your property and reduce long-term maintenance costs. Regular cleaning prevents moss, algae, and debris from building up, which can otherwise lead to water damage and structural issues. It also keeps drainage systems clear, improving water flow and reducing the risk of leaks. A clean roof also improves your building’s appearance, creating a more professional impression for anyone visiting or working on-site.
Our Roof Cleaning Process
Our commercial roof cleaning service starts with a site assessment to understand your roof's condition and access needs. Based on this, we use either soft washing or high-heat steam to remove moss, algae, and debris safely. Where needed, we apply a biocide treatment to help prevent regrowth. All work is done safely and in line with best practices, ensuring minimal disruption to your site while protecting your building’s condition and appearance.
High-Heat
We use high-heat pressure washing, heating water to around 80–120°C to effectively break down tough grime and organic growth. This method delivers lasting results without relying on harsh chemicals.
Low-Pressure
Our low-pressure wash gently clears moss, algae, and dirt without harming tiles or mortar. It’s especially suited to older roofs, providing a safe and effective clean that helps maintain the roof’s condition over time.
Biocide
After our cleaning, we apply a biocide treatment to eliminate any leftover spores and stop regrowth. This helps keep your roof clean for longer and protects it from moisture damage in the future.
Our professional Equipment
This image shows a professional cleaning system set up inside one of our service vehicles, used for commercial atrium cleaning. The equipment includes a high-powered pressure washing unit, water pumps, and filtration systems that allow us to control water flow and pressure depending on the surface being cleaned.
Hose reels and long lengths of hose are neatly stored to allow easy access when working at height or across large areas, while specialist poles and brushes are used for safely cleaning glass and exterior surfaces. Everything is securely installed to ensure safe operation and reliable performance, helping our team work efficiently while delivering consistent, high-quality results on commercial sites.
Meet The Team
At Neptune Cleaning, we’re proud to offer a professional and dependable commercial roof cleaning service backed by a team of experienced and approachable exterior cleaning specialists. We understand the importance of maintaining clean, well-presented business premises, not just for appearance, but to protect your building over time. You can count on us to be punctual, professional, and easy to work with, whether it’s a one-off clean or part of a scheduled maintenance plan. We’re committed to delivering exceptional results that leave your roof spotless and your expectations exceeded.
