Facing common sash window problems?
If your traditional sash windows are deteriorating with age, experiencing draughts, or failing to insulate your home effectively, you’re not alone. These issues can affect both your home’s aesthetics and energy efficiency.
Our experienced specialists provide expert restoration services to revitalize your windows and enhance their longevity.
Expert Solutions: ■ Sash cord replacement ■ Traditional draught-proofing ■ Timber repairs and conservation ■ Slim-profile double glazing ■ Period hardware restoration ■ Grade I & II listed building expertise
Sash window services available in Walthamstow

Decayed wooden frames

Heat loss due to single glazing

Persistent draughts and rattling

Intrusive external noise

Condensation buildup
Restoring wooden windows in Walthamstow
If your wooden windows are suffering from peeling paint, rot, or cold drafts, restoring them can rejuvenate their charm and improve thermal efficiency. Our professional restoration services ensure your period windows retain their heritage appeal while enhancing comfort.

Repairing rotten window frames
We tackle common concerns such as timber decay, moisture penetration, and structural weakness.
Our process includes removing affected areas, treating the remaining timber to prevent further damage, and applying durable, weather-resistant finishes for longevity.
Draught-proofing for wooden windows
Sealing gaps and enhancing insulation to prevent cold air infiltration and boost energy efficiency.
Comprehensive repair for sash, casement, and bay Windows
We specialize in restoring various window types, including sash, casement, and bay windows, ensuring optimal performance and smooth operation.
Collection of restored and reglazed wooden windows






Sash window double glazing in Walthamstow
Struggling with draughty, single-glazed sash windows that increase your heating bills? Many period properties in Walthamstow face similar issues due to outdated glazing.
Our double glazing service improves insulation, reduces noise pollution, and eliminates draughts—all while maintaining your home’s original character. Achieve a snugger, more inviting living space with our customised window solutions.
Key Benefits:
- Thermal efficiency: Reduction heat loss
- Sound insulation: Significantly reduces traffic and exterior noise
- UV protection: Special coating helps prevent furniture and carpet fading
- Condensation reduction: Minimises window condensation and related issues
- Security enhancement: Improved safety features with modern locking systems

Our projects All cases
Frequently Asked Questions
Can existing sash windows be upgraded with double glazing?
Yes, we can install double glazing within your existing sash frames, improving insulation and soundproofing while retaining their original charm.
How do I know if my sash windows require restoration or replacement?
If your sash windows stick, feel draughty, or show signs of minor decay, restoration is often the best approach. However, severe structural damage might necessitate replacement.
What tyCan I choose different types of glass during the restoration process?pes of glass are available for restoration projects?
Absolutely! We offer a selection of glass types, including standard single glazing, advanced double glazing, vacuum glazing, and specialist options such as acoustic or thermal glass. Our experts will help you pick the perfect solution for your property.