What our clients say

At Crystal Clear Window Cleaning, nothing matters more to us than leaving your windows sparkling and your property looking its very best. Based in Holywood and serving Belfast and wider Northern Ireland, we are committed to reliable, friendly, and detail-focused service for homes and businesses alike. Read what our early customers have to say about their crystal-clear results.

"Crystal Clear did a fantastic job on our house in Holywood. Every single pane and frame was left spotless. Reliable, polite, and very professional from start to finish."

David M., Holywood homeowner

"Delighted with the service for our shopfront in Belfast. Booking was quick and easy, and the windows have never looked cleaner. We will definitely be setting up a regular clean."

Sarah K., Belfast business owner

"Punctual, thorough, and reasonably priced. Great to support a dedicated local business that genuinely takes pride in their work. Highly recommended across Northern Ireland!"

Mark R., Residential client

"Our home looks brighter and fresher than it has in years. The attention to detail on every window and sill was second to none."

Gillian P., Belfast