The Glazora Guide
Everything worth knowing, written for homeowners.
No jargon and no sales angle — just clear information so you can make a confident decision.
Buying
Buying guides
7 min read
How much do new windows cost in the UK?
A straight explanation of what drives the price of replacement windows in the UK, what a fair quotation looks like, and where the money actually goes.
6 min read
How to compare window and door quotations properly
A practical checklist for comparing quotations from different installers so you are comparing like with like — not just price.
Windows
Windows guides
8 min read
PVC-U vs aluminium vs timber: which should you choose?
An honest comparison of the three main window materials on cost, appearance, thermal performance, lifespan and maintenance.
5 min read
Flush sash vs standard casement windows
What the flush sash detail actually is, how much more it costs, and when it is worth paying for.
7 min read
Choosing windows for a period or listed property
How to replace windows sympathetically on Georgian, Victorian and Edwardian homes, and what conservation officers actually look for.
Doors
Doors guides
7 min read
Choosing a front door: composite, PVC-U, aluminium or timber
How to choose an entrance door on security, insulation, appearance and cost — and the specification details that separate good from average.
7 min read
Bifold vs sliding doors: which is right for your opening?
A clear comparison of bifold and sliding doors on opening width, sightlines, cost, thresholds and everyday practicality.
4 min read
French doors: when they beat bifolds and sliders
Why a pair of French doors is often the smartest choice for openings under two metres.
Performance
Performance guides
6 min read
Double vs triple glazing: is triple worth it?
An evidence-based look at when triple glazing pays for itself in a UK home and when a better double-glazed unit is the smarter buy.
5 min read
U-values and Window Energy Ratings explained
What the numbers on a window quotation mean, which one to trust, and the difference between centre-pane and whole-window figures.
5 min read
How to reduce noise with the right glazing
Practical glazing specifications that actually cut traffic, aircraft and neighbour noise in UK homes.
5 min read
Condensation on windows: causes and cures
Why condensation forms on the inside, outside and inside the unit of a window, and what each type tells you.
Regulations
Regulations guides
6 min read
Door and window security standards explained
PAS 24, Secured by Design, TS007 cylinder star ratings and laminated glass — what each one means and what to insist on.
7 min read
Building Regulations for replacement windows and doors
Thermal, ventilation, safety glazing, escape and certification requirements for replacing windows and doors in a UK home.