25mm x 219mm White Primed Bullnose MDF Window Board 3660mm
White primed MDF window board with bullnose front edge for a neat internal sill finish. Factory-primed surface speeds installation. 219mm width suits standard reveals in most domestic settings.
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Product Overview
White primed MDF window board with bullnose front edge for a neat internal sill finish. Factory-primed surface speeds installation. 219mm width suits standard reveals in most domestic settings.
Delivery & Returns Information
How Our Delivery Works
We work with a nationwide network of trusted suppliers. As a result, items in your basket may be supplied by different suppliers and delivered separately. Where this applies, you'll see multiple delivery charges at checkout. We always aim to group products from the same supplier to keep delivery costs as low as possible.
Delivery Areas & Charges
Delivery charges listed on our website apply to mainland UK, excluding the following postcode areas: AB, CF, DD, DG, FK, KW, IV, LA, LD, LL, NP, PA, PH, SA, SY
If your delivery address falls within one of these postcode areas, we’ll be in touch before processing your order to confirm any additional delivery costs.
Please note: We do not currently offer delivery outside the UK mainland.
Standard (Nationwide) Delivery
| Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products | |
|---|---|
| ORDER VALUE | DELIVERY CHARGE |
| Under £300 | £10 ex. VAT |
| Over £300 ex. VAT | FREE |
| Insulation, Plasterboard and Drylining Products | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £350 | £35 ex. VAT |
| Over £350 ex. VAT | FREE |
| Screws & Fixings and Adhesives & Sealants | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £50 | £5 ex. VAT |
| Over £50 ex. VAT | FREE |
Express Delivery
| Express Delivery - Insulation and Plasterboard & Drylining | |
|---|---|
| ORDER VALUE | DELIVERY CHARGE |
| Under £400 | £50 ex. VAT |
| Over £400 ex. VAT | £35 ex. VAT |
| Express Delivery - Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products | |
| ORDER VALUE | DELIVERY CHARGE |
| Under £300 | £50 ex. VAT |
| Over £300 ex. VAT | £35 ex. VAT |
Returns
We offer a 30 day returns policy on any faulty products.
Key Features
- {{rounded_corner}} Bullnose edge adds a stylish and modern touch
- {{format_paint}} Factory-primed surface for fast, uniform painting
- {{fitness_center}} Resists warping, twisting, and splitting
- {{expand}} Neatly conceals junctions beneath windows
Technical Specification
| Material Type: | MDF |
|---|---|
| Thickness: | 25mm |
| Width: | 219mm |
| Length: | 3660mm |
| Sales Unit: | Length |
| Colour: | White |
Product Overview
White primed MDF window board in a bullnose profile, measuring 25mm x 219mm in a 3660mm length. Designed to provide a smooth internal window sill, this board offers a neat finishing surface that conceals junctions beneath windows while enhancing decorative appearance.
The bullnose profile incorporates a fully rounded front edge, producing a soft curved finish that is durable and comfortable to the touch.
The 219mm width offers standard coverage, making it appropriate for most domestic window openings.
Manufactured from MDF, the board is stable, uniform, and free from knots or grain defects found in timber. Its primed coating provides a smooth, consistent base ready for a chosen topcoat finish.
Supplied in 3660mm lengths, the product is easy to cut, handle, and fit, ensuring efficient installation with minimal preparation.
Features & Benefits
- Decorative profile: Bullnose design with rounded front edge for smooth definition.
- Primed surface: Factory-applied primer provides a uniform base ready for painting.
- Durable MDF core: Stable, consistent material resists warping, twisting, or splitting.
- Ease of installation: Straight, accurate lengths simplify cutting, jointing, and fixing.
- Standard width: 219mm size provides balanced coverage for typical window sills.
- Nominal size 25mm x 219mm: Suitable for standard residential openings.
Applications
- Window sills: Provides smooth internal window board with rounded bullnose edge.
- Refurbishment work: Replaces damaged sills with uniform MDF finish.
- Decorative detailing: Enhances interior windows with neat rounded styling.
- Protective surface: Shields plasterwork beneath windows from wear and marking.
Installation Guidance
- Preparation: Ensure masonry or frame base is clean, dry, and level before fitting.
- Cutting: Use fine-toothed saws for accurate sizing and clean edges.
- Fixing: Bed onto adhesive or foam, securing level across full length.
- Jointing: Seal edges and joints to protect against moisture ingress.
- Finishing: Apply chosen topcoat over primer for final decorative finish.
Compliance & Performance
- Material specification: Manufactured from medium density fibreboard (MDF).
- Surface treatment: Factory primed with white basecoat.
- Dimensional accuracy: Machined to consistent bullnose profile across full 3660mm length.
- Handling guidance: Avoid prolonged exposure to moisture before installation.
- Important note: Use suitable PPE when cutting MDF due to fine dust generation.
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