• Windows

    SCI are independent window suppliers and installers of high quality, bespoke double glazed uPVC, aluminium, sliding sash windows and energy rated windows.

  • Doors

    SCI are independent door suppliers and installers of high quality, bespoke uPVC, composite, patio, french and bi-fold doors.


Quality Replacement Windows & Door Specialists

As a homeowner you need to be sure you are choosing the right replacement window company, one that will provide quality products, great service and value for money.

SCI has been doing this for over 30 years.

With around 10,000 satisfied replacement window and door customers, SCI has thrived on quality, innovation and customer care. Our customers appreciate the no pressure, no hassle approach and commitment to service – long after the installation has been completed.

We supply & fit top quality products

Replacement Windows

Replacement windows will add warmth and security to your home, increasing its value and saving energy.

Replacement Doors

Whatever type of door you are looking for our replacement door systems will transform your property.