Diamond Seal Windows & Conservatories
Over 50 years of experience in fitting quality windows and conservatories
CALL FREE: 0800 118 2864
CALL LOCAL: 01274 632375

Double Glazed Windows, Doors & uPVC Conservatories

By choosing Diamond Seal Windows & Conservatories… you get guarantees on ‘A’ rated, double-glazed windows, composite front doors and fully fitted quality conservatories.

A Ten Year Insurance-Backed Guarantee


You can be sure of getting more than just the best uPVC windows, offering all the good looks, top quality security features, noise reduction and heat retention properties you’d expect and need.


Whatever you style and type of door you require, we provide a range of quality replacement doors that offer great looks along with the utmost in security, safety and energy-efficiency.


We know that it takes more than just frames and glass to make the perfect Conservatory. It also requires inspiration, common sense, engineering excellence, safety and security know-how
get in touch
and discover more

Quality is at the heart of what we do!
our customers love what we do
see what they say
We had a conservatory added to the rear of the house and it’s now the favourite “chill out” area in the house, we can catch up on events and gossip, (when the kids aren’t on facebook) in this amazing, well designed living area. Thanks guys we all love it!

Jenny Neill

Diamond Seal Windows & Conservatories replaced all our window and doors, the property looks amazing and the interior is now so much warmer. A BIG THANK YOU to all of your for a clean and tidy, speedy, professional job.


Charlotte Brown

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