Rules for repairing and replacing listed property sash windows
Repairing or replacing period sash and case windows as part of a listed building restoration or repair project can be complex. There are regulations and restrictions but knowing what you can and can’t do may not always be clear.
At Eco Sash & Case, we’ve been working on listed buildings for many years. So, we are perfectly placed to provide you with advice, to guide you step‐by‐step through the process.
When upgrading or refurbishing your windows, most councils and conservation officers ask you to renovate your windows to save as much of the original window as possible. Upgrading is nearly always preferred to replacement.

Eco Sash & Case has helped many listed property owners through the planning application process and we can provide:
In addition, we can refer you to an accredited architect who will be able to provide the following package* for obtaining Listed Building Consent:
* This package is provided at a competitive rate and the process usually takes 6-8 weeks.
- Photographing the existing building elevations.
- Carrying out a search of property listing details.
- Completing a short Heritage Statement including detailed specification for proposed replacement windows.
- In some cases, full size, to scale astragal and moulding details.
- Submission of Listing Building Consent.
How Do I Approach A-Listed Building Sash Window Renovations or Repairs?
If you own an A-Listed property and are thinking of renovating the period sash windows, we recommend you speak to your local conservation officer first.
Check with them if you require Listed Building Consent or Planning Permission before any work commences.


Helping You Find the Right Advice for Your Project
If you require further information or help with listed building consent please contact us by calling 0131 441 4433 or by clicking on the button below.