SCI are independent door suppliers and installers of high quality, bespoke uPVC, composite, patio, french and bi-fold doors. Click on the links below to view more about the doors we offer.

We will ensure that your choice of replacement doors complements your home and will provide you with many years of service.

Whether you choose PVCu, composite, french, patio or sliding folding doors (bifold doors), our replacement door systems and replacement windows will transform your property.

SCI also has a wide range of obscure and stained glass options available to suit the different door styles.

“All the sci team we dealt with including the fitters were professional, helpful and courteous. The installation 1st class with little making good required. A nice company to deal with.”
Customer in Sutton, October 2019
Replacement of all windows and doors
Read more reviews on Checkatrade

Our product range

Composite doors

Our most popular front door and now back door too, which looks and feels like a traditional timber door fitted into a PVCu frame and offering all the benefits of security and low maintenance you require.

French doors

Our French doors are a beautiful alternative to sliding patio doors and are ideal for traditionally designed homes, bringing a touch of elegance and style. They come with key locking handle operated shoot bolt locks on both the master and slave leafs.

Bi-fold doors

Now your customers can open up a whole wall, two corners or even a balcony with stylish PlatinumNRG bi-fold doors.

Patio doors

Our new patio door range, Patio Plus, comes with all the latest designed features included as standard to add a warm, contemporary feel to any home.

Back doors

Replacement back door options include garden-opening doors which allow you to 'bring the outside in'.