ThermEco (Fenestration) LTD specialises in engineered timber heritage-style windows and doors for homeowners across the UK. Our focus is on the bespoke supply and installation of high-performance timber solutions, ensuring bespoke designs that match your property's existing windows and last for decades, offering a superior alternative to traditional restoration.
Sliding Sash Windows
Classic heritage style with smoothly operating engineered timber frames.
Our Timber Products
We provide a comprehensive range of bespoke engineered timber solutions, designed to flawlessly match your home's historical character while offering modern durability.
French Doors
Iconic double door designs providing seamless indoor-outdoor living.
Casement Windows
Versatile and robust solutions for period and modern homes alike.
Bespoke Designs
Custom engineered options precision-matched to your existing windows.
Entrance Doors
Statuesque, high-security timber doors tailored to your property.
Request Your Free Consultation
We invite homeowners across the UK to request a site survey or quote for bespoke timber heritage windows and doors, expertly designed to match your period property’s architectural character.