External Cleaning Services: Facade & Commercial Cleaning.

Astound Cleaning is your one-stop shop for external cleaning services.
Specialising in window, gutter, solar, render, canopy, cladding, & pressure washing of grounds and exteriors.  "Get a fast free quote today!"

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External Cleaning Services for Commercial & Residential Properties

From high-rise windows to heritage facades — specialist cleaning across Sussex & London.

Window Cleaning

Pure water, traditional & high-rise access

Gutter Cleaning

Sky vac & high access systems

Pressure Washing

Grounds, paths & exterior surfaces

Solar Panel Cleaning

Commercial & solar farm specialists

Historic Buildings

Eco-friendly & gentle methods

Render Cleaning

Soft wash, K render & monocouche

Cladding & Sign Cleaning

Commercial & industrial facades

Canopy Cleaning

Glass & marquee specialists

Gum Removal

Concrete, brick & pavement
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Gold badge: 25% off render cleaning. Book now for 2025.

Get 25% Off Render Cleaning in 2026!

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Offer valid throughout 2026. Terms and conditions apply.

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See why businesses choose Astound Cleaning with these Client Testimonials

It’s made a huge difference to the school, really pleased with the result

Oasis Academy Coulsdon
Recommend to anyone

Astound window cleaning is a company I would certainly recommend to anyone looking for a reliable window cleaning company. Two employees were sent to clean the inside of our building and they turned up right on the agreed time were friendly and got on with the job. I was more than impressed with the service I received.

Sussex Partnership NHS Foundation Trust

We are delighted with the work carried out by your window cleaner, Mr Matt Weeks, & also his attention to detail & ability to interface with our customers in a professional manner. Thanks for all your help over the last few years.

Augustinian Care & St George’s Park Ltd

Dear Sirs We are the Managing Agents for Chapel Heights, Bolnore Road, Haywards Heath. We have been asked by the freehold company to pass their compliments to your operatives who carried out the window clean at this property last Wednesday, 20 July. They say that the cleaning received favorable comments from the residents and that the windows were well cleaned and dried spot-free.

Graves Jenkings

I have used Astound at a large site in East Sussex for over 4 years and due to the high standard of work and excellent customer care, have now asked Astound to work with us on a further site in Birmingham. The window cleaning is always carried out to a high standard and if there are any issues someone re-attends site to deal with it ASAP. I would definitely recommend Astound to anyone who is looking for a high quality and competitive window cleaning service."

Legal & General Group

It’s made a huge difference to the school, really pleased with the result

Oasis Academy Coulsdon

Astound window cleaning is a company I would certainly recommend to anyone looking for a reliable window cleaning company. Two employees were sent to clean the inside of our building and they turned up right on the agreed time were friendly and got on with the job. I was more than impressed with the service I received.

Sussex Partnership NHS Foundation Trust

Service Areas: London, Sussex & South East



Before & After Pictures of our Eco-Friendly and Reliable Cleaning Methods

dirty glass canopy bike shed needing exterior commercial cleaning
results of exterior cleaning on glass canopy bike shed
facade cleaning using soft wash render cleaning exterior white wall
white rendered wall after external render cleaning service

Astound Cleaning Group - South East England's Experts in Exterior & Commercial Cleaning

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