The Period Wooden Sash Window Specialists

Bright Lounge with Wooden Sliding Sash Windows Repaired by Ventrolla
Repairing & replacing
wooden sash windows for
35 years
Finance Options Available for Wooden Sash Window Repair and Replacement
Spread the cost with our
flexible finance options
Where classic windows
meet a modern future
Timer Window Repair by Ventrolla HERO 4
21st century
Bespoke Beautiful Timber Sash Windows
Original style, modern performance
FENSA registered
Window and Door Installer

The Sash Window Specialists

Keep the Authentic Charm and Benefit from 21st Century Performance. 

Do you love the period charm of your original sliding sash windows but hate the draughts, rattles, rot and expensive heat loss? With over 35 years’ experience we can help!

Ventrolla is the leading sash window company operating nationwide from London to Scotland and everywhere in between offering expert sash window repair, upgrade and replacement windows. If you want the finest wooden windows that you can be proud of from a company you can trust, get in touch with our friendly team today and let the experts handle your restoration project.

We are FENSA registered and approved window and door installers.

Why Choose Us?

Our customers love us and our installers take real pride in their work.

Benefits of a Ventrolla Window RESTORATION

  • Eliminate Draughts And Rattles
  • More Energy Efficient Windows
  • Add Value To Your Property
  • Reduce Outside Noise
  • Ensure Smoother Operation


With over 35 years’ experience, Ventrolla not only know all about the timber window industry, we are leaders & pioneers in all aspects of window care. We constantly look for new ways to improve on traditional methods, training up our staff to consistently high levels with 6-month courses, as well as providing 5 year guarantees on all their work.

At the heart of our national company is a network of local teams that ensure every window we work on and every home we visit is left in pristine & perfect condition...

Find out more about how we repair, restore & renovate HERE