Heritage Restoration
3 expert articles on heritage restoration for London period sash windows, from heritage specialists with 15 years' experience.
- Restoring Original Crown Glass: Why Your Victorian Windows Deserve a Specialist — Original crown glass and historic cylinder glass are among the most distinctive features of Victorian sash windows. Their gentle waviness, small…
- 7 Mistakes You're Making with Victorian Sash Window Repair (and How to Fix Them) — Victorian sash windows were built to be repaired. Their timber boxes, glazing bars, pulleys, counterweights and sash cords can often be restored…
- Part L 2026 Vs Your Sash Windows: What Every London Homeowner Needs to Know — How the March 2026 Part L update affects Victorian and Georgian sash windows in London, including heritage exemptions.
Why choose us
- 15 years restoring London's period sash windows
- Fully insured with a 10-year workmanship guarantee
- Conservation-friendly methods approved for listed buildings
- Free on-site survey and fixed per-window pricing (£150–£600)
- Rated 4.9/5 across 150+ homeowner reviews
Get in touch: 0207 060 1573 · info@sgs.org.uk · WhatsApp