Cardiff · Trades
Windows and double glazing in Cardiff
Terrace houses and sales visits — compare written quotes.
Source: FENSA — registered companies · Checked: 2026-08-20 · Replacement windows and doors in Cardiff, Wales
What to know
Sales pressure
Window sales in Cardiff can be pushy. Take time to compare glass spec, install method and guarantee length — not only the headline price.
Planning permission
Often not for like-for-like in a house, but flats, listed buildings and conservation areas differ — check with the council first.
What the quote should cover
Removal of old frames, making good internally, and whether trickle vents are included for ventilation compliance.
Recommended
Also know
Trades in Cardiff · Cardiff guide · Know Cardiff · Builders in Cardiff · Bathrooms in Cardiff
Common questions
- Do I need planning permission?
- Often not for like-for-like in a house, but flats, listed buildings and conservation areas differ — check first.
- Is the cheapest quote fine?
- Compare glass spec, install method and guarantee length — not only the headline price.
Featured-town shortlists are editorial — we chose independents with verifiable registration and their own websites. How we choose · Sources
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