Trustpilot
Get a Quote

Expert Sash Window Repair, Renovation and Replica Replacements Since 1999

Your Trusted Sash Window Specialists Covering South East, South West London & Many More

Improve your traditional sash windows with our design-registered upgrade system. Across the South East and South West London, we retain the original style whilst enhancing energy efficiency, reducing draughts, and eliminating rattling. If replacement windows are required, we also specialise in replicating original period sash window designs.

Check Your Area
Trustpilot

27,000+ Sash Windows Renovated Since 1999

Using only Accoya™ – the most environmentally friendly timber on the planet

We can service sash windows within period properties in most areas of the South East & South West London.

With teams across London, the South East, the South Coast and Cumbria, we support homeowners with specialist sash window upgrades, repairs, and replacement joinery.

Check our locations, or share your postcode with the team and we’ll confirm coverage.

Check your area

Our Services

From sash window upgrades to repairs, conservation work, and new replica sash windows, our services across the South East and South West London are carefully carried out to retain period character while enhancing comfort, performance, and everyday convenience.

  • Upgrade Existing Sash Windows​
  • New Sash Windows​
  • Sash Repairs & Conservation
  • Other Services
learn more

What Makes Us Different

Experienced Professionals

Established in 1999 with 25+ years focused on traditional sash windows.

Advanced Solutions

We carry exclusive, design-registered Solutions Brush Pile System™ that upgrades existing sash windows without changing their appearance.

Preserving Period Character​

No plastic parting beads used, to protect period aesthetics.

Trusted by Thousands

We’ve renovated 27,000+ sash windows since we founded.

Premium Materials as Standard

We use premium repair materials, including Accoya™ timber for softwood repairs and an epoxy repair system for long-lasting timber and sill restoration.

Engineered to Last

No double-sided taped extrusions for brush piles, for a more durable, long-lasting installation.

Design Your Windows
0% VAT rate until March 2027

On the Solutions Brush Pile System™

The installation of our Solutions Brush Pile System™ currently qualifies for 0% VAT, saving you money until March 2027.

View Our Systems
5-year guarantee for extra peace of mind

Customer Satisfaction Guaranteed

All upgrades using our Solutions Brush Pile System™ come with a five-year guarantee, covering the system and any associated repairs.

View Our Products
Having Window issues?

Keep the charm. Ditch the draughts.

Get your free, no-obligation quote.

Request An Estimate