The Calder Windows home improvement blog

We write about windows, doors, conservatories, and the small frustrations of owning a home. Some of it is how-to. Some of it is buying advice. Some of it is answering the questions customers keep asking us, in a form we can point people at.



None of it is the same recycled SEO fluff everyone else writes. We only publish stuff we think is actually useful.

Heritage-style doors can add charm to all kinds of homes, from Victorian townhouses to new builds.
by Simon Edward • 23 October 2026
Heritage-style doors can add charm to all kinds of homes, from Victorian townhouses to new builds. Explore their potential for Yorkshire homeowners.
Omnia flush sash windows are a premium product. Are they worth the price? Find out
by Simon Edward • 23 October 2026
Omnia flush sash windows are a premium product. Are they worth the price? Find out why homeowners are making the switch.
Do you have a small garden? You may be wondering whether to go for sliding doors or French doors.
by Simon Edward • 21 October 2026
Do you have a small garden? You may be wondering whether to go for sliding doors or French doors. Explore your options in our guide.
Looking for a trusted window company in Yorkshire? Here are 4 handy checklists to help you find one.
by Simon Edward • 12 October 2026
Looking for a trusted window company in Yorkshire? Here are 4 handy checklists to help you find one.
Do you live in or own a listed building and want to make adjustments?
by Simon Edward • 9 October 2026
Do you live in or own a listed building and want to make adjustments? Find out what you can and can't do in our guide.
Considering a garden room for extra space? See how they compare to single-storey extensions
by Simon Edward • 5 October 2026
Considering a garden room for extra space? See how they compare to single-storey extensions in our guide.
Having issues with sliding patio doors and wondering if they need replacing?
by Simon Edward • 28 September 2026
Having issues with sliding patio doors and wondering if they need replacing? Discover 6 major warning signs.
What's the real cost difference between double glazing and triple glazing?
by Simon Edward • 21 September 2026
What's the real cost difference between double glazing and triple glazing? Find out in our consumer guide.
Triple-glazed windows can help reduce energy bills. But by how much – and are they the right choice
by Simon Edward • 18 September 2026
Triple-glazed windows can help reduce energy bills. But by how much – and are they the right choice for your home?