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The 25 × 350 mm MDF Windowboard – 3.66 m is a high-quality interior windowboard designed to provide a clean, durable and decorative finish to window openings. Manufactured from dense, refined MDF, it offers a smooth, consistent surface that is ideal for painting and precise finishing.
With its substantial 25 mm thickness, generous 350 mm depth and long 3.66 m length, this windowboard is well suited to deep reveals, bay windows and larger openings, delivering a robust and professional interior finish.
High-quality MDF windowboard
Thickness: 25 mm
Depth: 350 mm
Length: 3.66 m
Smooth, uniform surface ready for painting
Strong, stable and easy to work with
Internal window sills and window reveals
Bay windows and deep window openings
New-build and refurbishment projects
Residential and commercial interiors
Dense MDF construction for durability and stability
Easy to cut, scribe and fix using standard tools
Ideal for painting with water-based or solvent-based finishes
Intended for internal use only
Product Type: MDF Windowboard
Material: Medium Density Fibreboard (MDF)
Use Class: Internal
The 25 × 350 mm MDF Windowboard – 3.66 m provides a practical, cost-effective solution for achieving a clean, professional window finish. Selected for its consistent quality, smooth surface and ease of installation, it is a popular choice for joiners, builders and interior fit-out projects.
