Over 35 Years Repairing and Replacing Wooden Sash Windows

Victorian House with period timber window
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
Original style, modern performance

Sash windows embody the charm and heritage of period properties but if not maintained properly your wooden windows can be the cause of draughts, rattles, leaks and heat loss. We can help! With over 35 years’ experience fixing these problems, Ventrolla are the UK’s premier Sash Window Repair Company. 


From terrace house to manor house, restoration to full replacements, one window or a thousand … we can help. Get in touch with our friendly team today.

To help us move on with your enquiry quickly & thoroughly please answer the following questions:

Wooden Sash Window REPAIR

double Glazed Sash Windows

draught Proofing Original Windows

bespoke New Sash Windows

Rotten Window SILL Repair

casement Window Repair

Why Choose Us?

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

What Can We Do For You

We can banish rotten, rattling and stuck shut windows with our sash window repair service, lower your energy bills with our efficient slim double glazing, help keep your home warm with discreet draught-proofing and craft new bespoke wooden windows to match your home’s existing style.

Our head office is based in the historic spa town Harrogate but we operate across the country from London to Exeter, Southampton to Aberdeen and everywhere in between.

Benefits of a Ventrolla Wooden 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 sash & 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