Sam Double GlazingLondon

Straight-talking window advice

Guides written by the people who fit the windows, not by a marketing department. If there is something you would like us to cover, ask.

New slimline aluminium window fitted in a modern London home

14 January 2025 · 6 min read

uPVC vs Aluminium Windows: Which Should You Choose?

Honest advice from a fitter who installs both every week: where uPVC wins, where aluminium wins, and how to decide for your home and budget.

New white uPVC double glazed window installed in a London house wall

3 February 2025 · 7 min read

How Much Does Double Glazing Cost in London?

Real numbers from real London jobs: what drives price up, what does not, and the quote traps worth avoiding before you sign anything.

Terraced London house with replacement double glazed windows matching the original style

25 February 2025 · 6 min read

Do You Need Planning Permission for Replacement Windows?

Permitted development, conservation areas, Article 4 directions and listed buildings: when your window replacement needs permission and when it does not.

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