Window Boards
Smooth finish. Practical design. Custom-made to perfection.
At No1 London, we manufacture and install bespoke window boards (also known as window sills or interior ledges) that complete the look of any window opening.
Precision-crafted from high-quality MDF or hardwood, our window boards are designed to be durable, moisture-resistant, and beautifully finished — adding both function and aesthetic appeal to every room.Available in a range of depths, lengths, and finishes, each board is cut to measure in our Fulham workshop and can be sprayed, laminated, or left primed ready for decoration.
info@no1london.co.uk | 0207 8889 09 09
Get Free Estimate
Why choose No1 London
- Made-to-measure boards — precision-cut for every window type.
- Moisture-resistant MDF — perfect for kitchens, bathrooms & living areas.
- Smooth factory finish — pre-primed or fully sprayed.
- Durable hardwood options — ideal for premium or natural interiors.
- Matching finishes — coordinate perfectly with our skirtings & architraves.
- Professional installation — seamless fitting and long-term durability.
Material Options
MDF Window Boards
Engineered for stability and a flawless paint finish, our MDF sills are smooth, reliable, and easy to maintain. Available in moisture-resistant (MR) grade for humid environments.
Hardwood Window Boards
Crafted from natural timbers such as Oak, Walnut, Ash, or Beech — adding richness and character to traditional or contemporary interiors.
Laminated & Veneered Boards
Durable and stylish, available in textured or wood-grain finishes that complement modern décor.
Finishes & Details
- Primed: Ready for on-site painting or staining.
- Sprayed: Factory finish in any RAL colour.
- Laminated/Veneered: Decorative surfaces for durability and style.
- Edges: Bullnose, square, or custom shaped profiles.
- Thickness: 18 mm – 30 mm standard (custom on request).
- Depth: 150 mm – 350 mm to suit any reveal size.
Technical Specifications
- Length: Up to 3.6 metres continuous runs.
- Moisture Resistance: Ideal for bathrooms and kitchens.
- Jointing: Scribed, mitred, or flush joints for continuous lines.
- Fixing: Adhesive or concealed fixings for clean installation.
- Compatibility: Seamlessly matches our skirtings and architraves.
Applications
- Living rooms and bedrooms
- Kitchens and bathrooms
- Offices and commercial spaces
- Conservatories and bay windows
- New builds and renovations
Our Process
Consultation & Design
– we assess your window sizes and finishing preferences.
Quotation & Survey
– precise measurement for perfect fit.
Manufacturing
– CNC-cut boards crafted to your specification.
Finishing
– sprayed, veneered, or laminated to match your interior.
Installation
– expertly fitted for smooth alignment and durability.
Benefits
- Adds a clean, polished finish to window recesses
- Protects plaster and improves durability
- Customisable profiles and finishes
- Moisture-resistant and low-maintenance
- Complements any interior design
Service Areas
We design, manufacture, and install window boards across Fulham, Chelsea, Kensington, Hammersmith, Putney, Wimbledon, Chiswick, Westminster, the City, and Surrey, trusted by homeowners and interior designers alike.
Where Precision Meets Performance
Complete your windows with No1 London’s bespoke window boards — precision-made, beautifully finished, and built to last.
Get Free Estimate today and see why we’re the No1 Stop for all your home needs.
Ready to Transform Your Home?
