Double Glazing in South Wales
A+ energy rated double glazing for homes across Barry, the Vale of Glamorgan, Cardiff and the wider South Wales region — warmer rooms, lower bills and reduced outside noise.
Why choose Vale Trade for double glazing?
Lower Energy Bills
A+ rated sealed units with warm-edge spacers and argon fill can save up to £235 a year on a typical semi.
Quieter Rooms
Acoustic laminated options reduce traffic and aircraft noise — particularly useful near the A48, M4 and Cardiff Airport flight path.
Reduces Condensation
Warm internal glass surfaces virtually eliminate the morning condensation that dates old single-glazed homes.
Increases Property Value
Modern, efficient glazing is a key selling point for South Wales buyers and improves your EPC rating.
Double Glazing — at a glance
Every double glazing installation across South Wales includes the following as standard.
- A+ energy rated as standard
- Argon-filled cavity
- Warm-edge spacer bars
- Toughened or laminated safety options
- Self-cleaning glass available
- 10-year sealed unit guarantee
Double Glazing across South Wales
We install double glazing across every town and village in the region:
Double Glazing — your questions answered
Explore more services
uPVC Windows
Energy-efficient uPVC windows supplied and installed across Barry, the Vale of Glamorgan, Cardiff and the wider South Wales region. Manufactured to your exact specification with A+ rated glazing as standard.
Learn moreResidence Collection Windows
The Residence Collection — R9, R7 and R² flush sash window systems engineered to replicate 19th century timber joinery, with all the benefits of modern uPVC. Perfect for heritage homes across the Vale of Glamorgan, Cardiff and Cowbridge.
Learn moreGet pricing on your project
Tell us about your project and our local Barry-based team will reply with a written quote within one working day.
Looking for double glazing in South Wales?
Call our friendly Barry-based team or send your details — we'll respond within one working day.