Restoration and renovation
Preserving authentic character with painstaking care, ensuring windows and doors are as functional as they are beautiful.
Proud sponsors of The Building Centre: Retrofit 25
For over 40 years, Ventrolla has championed restoration and renovation over replacement.
That’s why we’re proud to support The Building Centre: Retrofit 25, leading the way towards a more sustainable future for our built environment.
Heritage precision and sustainability
We believe in upgrading existing heritage windows and doors to the highest standard.
Our mission is to inspire homeowners, architects, builders and policymakers to embrace retrofitting as a smart, sustainable solution.
Using sustainably sourced timber, handcrafted designs and innovative technology, our solutions preserve character while enhancing energy efficiency and lowering utility costs.
Projects
By eliminating draughts and improving insulation through advanced draught-proofing and glazing upgrades, we ensure heritage buildings have a sustainable future while honouring the craftsmanship of the past.
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New windows and doors
Sustainably sourced timber replacements, handcrafted to replicate original features of heritage architecture.
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Sash windows
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Casement windows
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Vacuum glazing
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Front doors
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French doors
The Ventrolla Standard
The Ventrolla Standard is our commitment to restoring, renovating and replacing windows to the highest levels of craftsmanship and quality.
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View projects for
Preserving a historical British chocolate-box village.
When the timber windows of 50 heritage properties began to show inevitable signs of ageing, such as rot and draughts, Bournville Village Trust turned to Ventrolla to sympathetically restore and renovate each window to its former glory.
Subtly transforming a historic schoolhouse.
For over a century, King Edward VI Handsworth School in Birmingham has stood as a symbol of educational excellence and architectural grandeur. Its 73 stately sash windows have long framed the school’s vibrant learning environment. However, time had diminished the windows’ original splendour, and the building failed to meet modern efficiency standards.
Bespoking sash windows for a 200-year-old Georgian home.
With a vision in mind but little more than the skeleton of a building, homeowners Louis and Haley turned to Ventrolla to bring their timber sash windows back to life during their extensive renovation project.
Reviving heritage: the Andersons’ journey with Ventrolla.
For Mr. and Mrs. Anderson, the windows and doors in their beautiful Grade II listed home needed to balance functionality with their passion for heritage preservation.
Charming Chorlton: a double-glazed home transformation.
Chorlton House is a stunning five-storey Edwardian semi-detached home that beautifully marries original features with Scandinavian inspiration
Crafting bespoke sash windows for a 200-year-old Georgian home.
Fifteen timber sash windows. Each combining traditional craftsmanship with modern functionality while preserving the original features.
Restoring an iconic hospital façade.
On Nuttall Street in Hackney stands the venerable St Leonard’s Hospital, a Grade II listed building steeped in rich heritage. Our project was to breathe new life into 160 of its distinguished sash windows, each a silent witness to the hospital’s heroic past.
Project management
We provide premium project management for heritage renovations, working seamlessly with the UK’s leading conservation and retrofit architects, contractors and surveyors.
They rely on our ability to deliver bespoke solutions at scale, meet exact technical specifications, and respond to the uniqueness of each heritage property.
They also count on our in-depth knowledge of regulations, which enables us to safeguard designs and integrate harmoniously with the broader project.
Accreditations and partners
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