Core Sash Windows

Home

Click on one of the glass panes below for more information

Double Glazing

Improves energy efficiency, reduces heat loss, improves sound insulation and adds value to your home.

Full Restoration

Existing windows will be made to look and work like new as the windows are fully repainted and draught proofed. lifespan is increased and draughts and rattles will be a thing of the past!

Window Hardware

Click here for pictures and descriptions of the different styles and finishes we can offer.

Please get in touch with any queries and we look forward to hearing from you!

We are thrilled with our new windows. Immediately we had a quieter, more solid house and they have given the place a real lift. We are also looking forward to winter now as we cant wait to be snug indoors for a change!\" ...more
- A. Gough E8

We were very happy with the work completed by the Core Sash Windows team. They were polite, punctual and hard-working, and made every effort to minimise the disruption, tidying up and cleaning their work areas at the end of each day.\" ...more - R. Pendry N16

Core Sash Windows conducted a complete double glazed refit of our period windows to our family home, and we could not be happier with the end result. The craftsmanship was absolutely first rate.\" ...more - Nick - Muswell Hill

We found Core Sash Windows to be efficient and reliable. We had five old windows replaced with new double glazed sashes and we are now much warmer as a result. They started the whole job when they said. \" ...more - Dominic - NW5

You said my unloved and neglected original sash windows would look like new after youd finished with them and they absolutely do. We were really pleased with the way your team worked over the time they were here\" ...more - F. Byrne - N8

Double Glazing

Draught Proofing

Full Restoration

Window Hardware