Business Details
7 Years
experience
Expert Window & Door Conservation Services in London
Fortis & Hooke has dedicated itself to preserving the architectural heritage of Britain through meticulous window and door restoration. Our patented Longaevitas technique, refined over decades, ensures that historic timber windows and doors are not merely repaired but revitalised for centuries to come. We prioritise conservation over replacement, combining traditional craftsmanship with modern innovation to deliver durable, energy-efficient solutions. Our team of expert surveyors focuses on objective assessments rather than sales, ensuring clients receive tailored advice aligned with their property's needs.With a commitment to environmental sustainability, we advocate for timber preservation as the most eco-friendly option, supported by rigorous research and industry recognition. Our 10-year warranty on repairs and transferable guarantees underscore our confidence in the longevity of our work. Operating from London and Kent, we serve the entire South East and collaborate with vetted partners nationwide to maintain consistent quality standards.
Services
Window Restoration
Door Conservation
Glass Replacement
Furniture Replacement
Longaevitas System
Details
- Year established: 2019
Highlights and features
- Decades of experience in heritage window and door conservation
- Patented Longaevitas restoration system ensures lasting results
- Environmentally sustainable approach prioritising timber preservation
- 10-year warranty on repairs with transferable guarantees
- Objective assessments conducted by expert surveyors, not salespeople
What people say
Outstanding service
Professional workmen
Warmer home
Breathe new life
Exceed expectations
Services
Window Restoration
Specialised restoration of historic timber windows using the Longaevitas system. Our process removes decay, reinforces structural integrity, and modernises functionality while preserving original character. Clients benefit from enhanced thermal efficiency and draught-proofing without compromising heritage authenticity. Each restoration includes comprehensive repair of sash mechanisms and period-appropriate finishing.
Door Conservation
Comprehensive conservation of original timber doors through meticulous structural reinforcement and material preservation. The Longaevitas technique addresses rot and wear while maintaining historical accuracy. Services include ironmongery upgrades, draught-proofing, and security enhancements that improve functionality without altering architectural integrity, ensuring doors remain operational for centuries.
Glass Replacement
Custom retro-glazing solutions that enhance window performance while retaining original frames. Options include security glass, noise-reduction laminates, and energy-efficient double-glazing integrated into historic windows. This approach maintains visual authenticity while meeting modern safety and thermal standards, providing improved insulation without structural replacement.
Furniture Replacement
Period-appropriate hardware upgrades that enhance both functionality and aesthetics. Our selection includes authentic pulley systems, traditional handles, and decorative fittings that complement historic windows and doors. These components improve operational smoothness and visual appeal while maintaining historical accuracy, ensuring modern usability without compromising heritage value.
Longaevitas System
Proprietary conservation methodology combining traditional craftsmanship with modern engineering. The system addresses structural decay comprehensively through timber replacement, reinforcement, and protective treatments. Developed over decades, it ensures original windows and doors achieve extended longevity while maintaining their historical integrity, offering a sustainable alternative to replacement with verifiable performance guarantees.
Questions
What makes Fortis & Hooke's approach different from standard window repair?
Our patented Longaevitas system addresses structural decay comprehensively rather than temporary fixes, ensuring centuries of additional lifespan for original timber features.
Do you work on listed buildings?
Yes, we specialise in conservation for listed properties with proven expertise demonstrated through our work on iconic heritage sites.
How does the restoration process affect home comfort?
Our modernised conservation techniques improve thermal efficiency while maintaining historical authenticity, as evidenced by client reports of 2°C temperature increases.
What guarantees do you offer?
We provide a 10-year warranty on repairs, 5-year draught sealing guarantee, and free external touch-ups after five years, all transferable to new owners.
Is timber window preservation environmentally better than replacement?
Yes, our conservation approach aligns with Greenpeace research showing timber preservation's superior sustainability compared to PVC alternatives.
