Business Details
Expert Sash Window Installation & Repair in London
Established as a family-run business, Sash Carpentry has been delivering specialist joinery and sash window services across London for over a decade. Our team of directors and shareholders ensures every project benefits from hands-on expertise and a commitment to preserving period properties. We exclusively employ in-house craftsmen with deep knowledge of traditional techniques, avoiding subcontractors to maintain consistent quality. Our services span sash window installation, restoration, and double glazing upgrades, all performed with meticulous attention to historical accuracy.Customers benefit from a 10-year insurance-backed guarantee on double glazing, comprehensive project management, and solutions tailored to listed buildings and modern properties alike. Operating throughout London and surrounding areas, we combine generational craftsmanship with modern efficiency to deliver durable, aesthetically sympathetic results.
Services
Sash window installation
Double glazing upgrades
Window restoration
Draught proofing
Timber door repair
Highlights and features
- Director-led team with 10+ years' specialist sash window experience
- Traditional restoration techniques alongside modern double glazing solutions
- 10-year insurance-backed guarantee on all double glazing installations
- Serves 15+ London boroughs including Islington, Camden, and Finchley
- Family business with complete control over service quality
What people say
Friendly and thorough
High standards achieved
Completed rapidly
Amazing outcome
Professional service
Services
Sash Window Installation
New sash window installations using traditional joinery techniques. Options include like-for-like replacements, double glazing upgrades, and custom timber profiles. Each installation maintains period authenticity while enhancing thermal efficiency. Our craftsmen ensure seamless integration with existing architectural features.
Sash Window Restoration
Comprehensive restoration of historic sash windows. Services include rot repair, draught proofing, and glazing updates. We employ traditional methods to preserve original character while extending window lifespan. All work complies with heritage requirements.
Double Glazing Upgrades
Modern double glazing solutions that maintain traditional aesthetics. Slimline units available for conservation areas. Upgrades improve thermal performance without altering window appearance. Includes draught proofing and sealing enhancements.
Timber Door Restoration
Specialist restoration of Victorian and Edwardian timber doors. Services include rot repair, draught proofing, and hardware upgrades. We maintain original detailing while improving functionality and insulation properties.
Casement Window Services
Installation and restoration of casement windows using traditional joinery methods. Offers draught proofing, double glazing, and period-appropriate detailing. Suitable for both heritage and modern properties across London.
People
Adam Coulson
Company Director
With over a decade of specialist experience, Adam leads all restoration projects. He personally oversees quality control and client consultations, ensuring period-appropriate solutions for London's historic properties.
Questions
What areas do you cover for sash window services?
We operate across central and north London including Islington, Camden, Finchley, Barnet, and surrounding boroughs.
Do you handle listed building window repairs?
Yes, we specialize in period-appropriate restoration for listed properties using traditional techniques.
What guarantee applies to double glazing?
All our double glazing installations carry a 10-year HomePro insurance-backed guarantee.
Can rotten sash windows be repaired rather than replaced?
In most cases we can restore original windows using traditional joinery methods to match historic details.
How long does window installation take?
Typically one day for standard installations, with minimal disruption to household routines.
Do you offer draught proofing services?
Yes, we provide comprehensive draught proofing as part of both restoration and installation projects.
