Welcome to Gemini, the regions premier installer of Windows, Doors and Conservatories in Derby.


At Gemini we have a huge range of products to make your house a beautiful home. We can fulfil all of your needs, whether you choose Casement windows, Composites or even our unique Orangeries, Gemini can design and create the perfect installation for your home.


Double glazing windows are our speciality and with over 30 years of experience and knowledge, Gemini know exactly what makes a home a beautiful home.


At Gemini we understand just how important your home is and it’s our mission to help you make the right choices for your home improvements using the best products available.

On our website you can browse through our online brochures, get an instant quote and find out why Gemini is the best place for you to come for your windows, doors and conservatories in Derby.

Our Service

From point of quotation our experienced technical staff will help guide and advise you to achieve the best possible result. A comprehensive survey is taken before your products go into manufacture. All of our installers are trained to a high standard, all have Fensa certification and  they will undertake the installation within the projected time scale with minimal fuss and mess.

We pride ourselves on our second to none after sales care throughout your 10 year warranty and therefore have our own in house dedicated service department.

Call Gemini today on:

01332 205 252

Latest Work

View stream on flickr

Windows and Doors in Derby