Golden Oak UPVC Capping Board – 1.75m Long, 1 Pack (150–300mm Depth Options)

Revamp your window sills with ease using our Golden Oak UPVC Capping Boards. These premium boards are the ideal solution for covering unsightly or damaged timber or MDF window sills, providing a fresh and realistic woodgrain finish without the need for replacement. At 1.75 metres long and 9mm thick, they offer excellent coverage and strength for a wide range of applications.

With their waterproof and UV-resistant surface, these capping boards are built to withstand everyday wear and tear while maintaining a clean, oak-style aesthetic. Designed for both domestic and commercial use, they offer quick installation and long-lasting results. Simply trim to fit, apply with grab adhesive, and enjoy a modernised finish in no time.

This 1-pack contains one 1.75m board, ideal for single sill jobs or tight spaces. Choose from depths ranging from 150mm to 300mm to suit everything from narrow kitchen sills to wide living room window boards. Perfect for DIYers and professionals alike.

Key Product Benefits

• 1.75 metre board length – reduces the need for joins on longer sills
• 9mm rigid UPVC – durable, strong, and warp-resistant
• Golden Oak finish – authentic woodgrain texture and appearance
• Moisture and UV resistant – suitable for high-humidity areas
• Hassle-free installation – easily cut to size and fixed with adhesive or screws
• No maintenance needed – wipe-clean surface, no painting or varnishing
• Available depths: 150mm, 175mm, 200mm, 225mm, 250mm, 300mm
• Accessories available – matching trims, end caps and sealants available separately

Ideal Applications

• Covering tired or swollen MDF/timber window boards
• Finishing internal window sills in residential and rental properties
• Enhancing property value with quick visual improvements
• Adding waterproof protection in kitchens, bathrooms or conservatories
• Professional installations and DIY renovation projects

Technical Specifications

Installation Guide

1. Clean and dry the original sill surface
2. Mark and cut the board using a fine-tooth saw
3. Test fit and adjust as needed
4. Apply grab adhesive along the back of the board
5. Press into place and hold firmly for 60 seconds
6. Seal edges with white or oak-coloured silicone for a neat finish

Note: Use joining trims for multiple boards on wider sills.

Why Buy from Windows4You?

Windows4You is a trusted UK supplier of UPVC trims, boards, fascias, and accessories. With years of experience, fast dispatch, and excellent customer service, we help customers complete interior projects with ease. All products are sourced from established manufacturers and packaged with care.