Heritage & Period Homes
Flush Casement vs Sliding Sash for Period Homes
The short answer
If the house was built with sashes, choose sashes; if with casements, flush casements. Flush casements are not a substitute for sashes on a Georgian or Victorian frontage.
Windows in the Dales editorial team · Published 25 September 2026 · Reviewed 25 September 2026 · Next review March 2027
Key takeaways
- Original type decides it
Some later Victorian and Edwardian houses used casements — check the original windows or old photos.
Common mistakes
- Using flush casements to save cost on a sash house