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With over 20 years of experience, here at Proseal, we strive ourselves in delivering the best customer service possible. From start to finish, keeping customers 100% satisfied is our main priority. Our mission at Proseal is simple, to provide high-quality services for our valued clients. Our team goes above and beyond to cater to each project’s specific needs. Through open communication and exceptional service, we hope you’ll find what you’re looking for with Proseal Windows. For more information or general inquiries, please get in touch today.




Our team takes pride in upholding our excellent reputation. We strongly agree that keeping in touch with our valued customers throughout their whole installation process is a great way to build up fantastic relationships with our clients.


We have the experience and skills necessary to tackle just about every type of job that comes our way. With Proseal Windows, clients know exactly what to expect - professionalism, efficiency and exceptional results.


We have a strict policy of no high pressure sales. In addition to this our installers are very experienced, have a wide product knowledge and only sell high quality products for competitive prices. This is why you are under no obligation when receiving a quote.

CERTASS Accredited 


We are a proud member of the CERTASS government approved Competent Person Scheme (CPS). All Certass registered contractors are vetted to ensure they are qualified to carry out installation work in accordance with the current building regulations and, once an installation is complete, Certass provides you with the Building Regulation Compliance Certificate for the work carried out.

Receive your FREE no obligation quote today

We offer FREE no obligation quotes and are here to help with any questions you may have. You can fill out one of our forms via our contact us page and we will be in touch.

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