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200+ Branches nationwide

Expert advice, stocking 6,000+ products

50 years in the trade

Serving fabricators, installers, and specifiers.

Leaders in sustainability

Keeping over 3 million frames out of landfill every year through recycling

Unrivalled choice of Profile Systems 

The widest range and technical support.

INTERIOR PRODUCTS

UPVC Window Boards

Looking for a cost-effective way to finish your windows? Our white uPVC window boards provide a sleek, modern look at a fantastic price..

INTERIOR PRODUCTS

UPVC Window Boards

Looking for a cost-effective way to finish your windows? Our white uPVC window boards provide a sleek, modern look at a fantastic price. Designed for durability and easy upkeep, these cills offer a practical alternative to traditional timber, without the risk of warping, cracking, or peeling. Made from high-quality moisture-resistant uPVC, they are 100% waterproof, making them ideal for kitchens, bathrooms, and any high-humidity areas. The smooth, wipe-clean surface ensures hassle-free maintenance, while the simple installation process makes them a smart choice for both professionals and DIY projects.

 

Designed for durability and easy upkeep, these cills offer a practical alternative to traditional timber, without the risk of warping, cracking, or peeling. Made from high-quality moisture-resistant uPVC, they are 100% waterproof, making them ideal for kitchens, bathrooms, and any high-humidity areas. The smooth, wipe-clean surface ensures hassle-free maintenance, while the simple installation process makes them a smart choice for both professionals and DIY projects.

 

Why choose UPVC Internal Window Cills?

Just some of the benefits of these window boards include:

  • Budget-friendly and long-lasting
  • Durable, warp-resistant and waterproof
  • Low-maintenance 
  • Easy to clean
  • Simple and quick to install

If you're looking for a cost-effective, no-fuss solution for window sills, our white uPVC window boards are the perfect choice. Order yours today!

 

 

 

9 Items

Set Descending Direction
  1. White uPVC Bullnose Window Board - Length 5m x Width 160mm
    White uPVC Bullnose Window Board - Length 5m x Width 160mm
    WB16064 White uPVC Bullnose Window Board - Length 5m x Width 160mm
    £25.20 £21.00
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  2. White uPVC Bullnose Window Board - Length 5m x Width 180mm
    White uPVC Bullnose Window Board - Length 5m x Width 180mm
    WB18064 White uPVC Bullnose Window Board - Length 5m x Width 180mm
    £28.98 £24.15
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  3. White uPVC Bullnose Window Board - Length 5m x Width 210mm
    White uPVC Bullnose Window Board - Length 5m x Width 210mm
    WB21064 White uPVC Bullnose Window Board - Length 5m x Width 210mm
    £31.50 £26.25
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  4. White uPVC Bullnose Window Board - Length 5m x Width 240mm
    White uPVC Bullnose Window Board - Length 5m x Width 240mm
    WB24064 White uPVC Bullnose Window Board - Length 5m x Width 240mm
    £35.28 £29.40
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  5. White uPVC Bullnose Window Board - Length 5m x Width 260mm
    White uPVC Bullnose Window Board - Length 5m x Width 260mm
    WB26064 White uPVC Bullnose Window Board - Length 5m x Width 260mm
    £37.80 £31.50
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  6. White uPVC Bullnose Window Board - Length 5m x Width 420mm
    White uPVC Bullnose Window Board - Length 5m x Width 420mm
    WB42064 White uPVC Bullnose Window Board - Length 5m x Width 420mm
    £47.18 £39.32
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  7. White uPVC Window Board Long End Caps - Length 300mm x Width 37mm
    White uPVC Window Board Long End Caps - Length 300mm x Width 37mm
    DEC64 White uPVC Window Board Long End Caps - Length 300mm x Width 37mm
    £3.55 £2.96
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  8. Caramel Oak UPVC Window Board Long End Cap - Length 300mm x Width 37mm
    Caramel Oak UPVC Window Board Long End Cap - Length 300mm x Width 37mm
    DECO Caramel Oak UPVC Window Board Long End Cap - Length 300mm x Width 37mm
    £2.59 £2.16
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  9. Brown UPVC Window Board Long End Cap - Length 300mm x Width 37mm
    Brown UPVC Window Board Long End Cap - Length 300mm x Width 37mm
    DECWG Brown UPVC Window Board Long End Cap - Length 300mm x Width 37mm
    £4.45 £3.71
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