Lignum Windows
Lignum Windows
Premium timber windows from Lignum by Wealden Joinery. Heritage sash and flush casement designs with modern performance, security, and factory-finished paint.
Trusted craftsmanship
Heritage confidence with modern performance
Lignum windows are built for listed buildings, conservation areas, and architect-led homes. Every project includes detailed surveying, specification guidance, and a dedicated install team.
Reviews
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Sash Windows
Timber Sash Windows
Traditional box sash or spring balance profiles, matched to heritage detailing with slimline or vacuum glazing options.
- • Conservation-friendly sightlines
- • Acoustic and thermal upgrades
- • Optional decorative glazing bars
Casement
Timber Casement / Flush Casement
Clean, flush profiles for contemporary builds or refined period projects. Highly efficient, secure, and engineered for longevity.
- • PAS 24 security hardware
- • Double or vacuum glazing
- • Factory-applied paint finishes
Why timber?
Why timber?
Timber delivers unmatched aesthetics, repairability, and low embodied carbon. With modern coatings and glazing, it performs at today’s standards while remaining true to heritage architecture.
- • Excellent thermal efficiency
- • Long service life with maintenance
- • Naturally repairable
- • Sustainable, renewable material
Also available
Timber Doors
Complete the façade with matching timber doors, including front doors, bi-folds, and heritage designs.
Service area
Serving projects across the UK
We work across the South East and wider UK for projects that demand exceptional timber craftsmanship. Tell us where your property is located and we’ll advise on next steps.
Typical regions
- • London & South East
- • Home Counties
- • Select projects across the UK
Get a Quote
Request your Lignum windows quote
Share your project details and we will respond with next steps, timings, and a tailored quotation.
FAQ
Lignum windows FAQs
How much do Lignum windows cost?
Costs vary by size, glazing choice, and detailing. We provide an itemised quote after a survey so you can compare options clearly.
What are typical lead times?
Most projects are manufactured in 8–12 weeks after survey and specification sign-off. We confirm lead times in writing with your quote.
Do I need planning or conservation approval?
Listed buildings and conservation areas may require consent. We advise on suitable profiles and glazing to maximise approval success.
How often do timber windows need repainting?
Factory-applied microporous finishes typically last 8–10 years before a light recoat, depending on exposure.
Do you offer Accoya timber?
Yes. Accoya® is highly stable, sustainably sourced, and backed by a 50-year warranty against rot.
Can you use slim or vacuum glazing?
Yes. Slimline and vacuum glazing can achieve modern thermal performance while preserving heritage sightlines.
Are your windows secure?
We specify multi-point locking and hardware to meet PAS 24 when required. Security is built into the design.
What does the installation process involve?
We survey, manufacture, and install with dedicated teams. Your project manager coordinates access, protection, and aftercare.
Can you match existing profiles and glazing bars?
Yes. We survey existing details and reproduce profiles to maintain the character of the property.
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Let’s plan your Lignum windows
Speak with our team about design options, performance upgrades, and timelines.