Double glazed windows: Serving South Wales (Cardiff, Swansea) and Bristol (Clifton, Bedminster).

A Rated double glazed Windows

We have the perfect window for your home. Serving South Wales (Cardiff, Swansea) and Bristol (Clifton, Bedminster).

Book your free design consultation today
call us on 0800 0025995 or Quote Online

Luxury bespoke windows – tailored to your requirements

Each and every window is designed and built specifically for that client. We have a wide range of styles and glazing options and work with every client to ensure that each design has been tailored to the lifestyle and personal tastes of the client. Whichever window design we create with you, you will receive a 20-year insurance backed guarantee for total peace of mind.

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The best in energy efficient windows

At First Class Windows and Doors we use one of the very best window materials to provide you with the highest quality and security when it comes to double glazing.
We use the highest quality multi-chambered frames and warm edge composite spacer bars in all of our double-glazed windows. All of our double glazing is installed with A rated glass as standard across all of our range using the latest glass technology such as Pilkington complete with argon-filled sealed units.

The best in energy efficient windows

At First Class Windows and Doors we use one of the very best window materials to provide you with the highest quality and security when it comes to double glazing.
We use the highest quality multi-chambered frames and warm edge composite spacer bars in all of our double-glazed windows. All of our double glazing is installed with A rated glass as standard across all of our range using the latest glass technology such as Pilkington complete with argon-filled sealed units.

What sets us apart from the rest

  • Experienced professional tradesmen
  • 20 year warranty on your installation of windows and doors.
  • Your personal project manager – one point of contact from concept to completion
  • Bespoke uPVC windows and doors made in the UK
  • 24/7 customer service hotline 24 hours a day 7 days a week
  • All windows are fitted as standard with A Rated double glazing to make sure your home is kept warm and secure.

All our windows and doors must meet our own exceptional standards of quality before they leave our factory. We’re so confident about the durability of our materials, and the high levels of craftsmanship that go into making each window and door that we give a 20-year warranty with all installations from First Class Windows and Doors.

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