300mm White 20mm PVC Window Board End Cap

300mm White 20mm PVC Window Board End Cap

Complete your installation with the 300mm White 20mm PVC Window Board End Cap, designed to provide a neat, professional finish to bullnose window sills. Manufactured from durable UPVC, this end cap neatly conceals exposed board edges while enhancing the overall appearance of your window installation.

Perfect for both renovations and new builds, it ensures your window boards remain protected and visually seamless.

Key Features

• Designed to fit 20mm bullnose PVC window boards

• Clean, elegant white finish

• Durable UPVC construction

• Protects board edges from moisture and damage

• Easy push-fit installation

• Suitable for professional and DIY use

Durable & Long-Lasting

Crafted from high-quality UPVC, this end cap:

• Resists moisture and everyday wear

• Prevents exposed board ends from damage

• Maintains its colour without yellowing or fading

• Requires minimal maintenance

Quick & Easy Installation

• Simple push-on fitting for fast application

• No complicated tools required

• Ideal for completing window sill installations quickly

Perfect Finishing Touch

The 300mm width ensures full coverage for wider window boards, delivering a smooth, rounded bullnose finish that complements modern interiors while protecting against moisture ingress.

Neat. Protective. Professional.

The 300mm White 20mm PVC Window Board End Cap provides the essential finishing detail that keeps window installations looking clean, protected, and built to last.

• Delivery: 1-2 Working Days
• Lead Time: In Stock
• Size: 300mm x 20mm
• Colour: White

1. What is a window board end cap used for?

A window board end cap is designed to neatly cover and seal the exposed ends of a window sill, providing a clean, professional finish.

2. Is this end cap compatible with all window boards?

It is specifically designed to fit 20mm bullnose PVC window boards.

3. What material is the end cap made from?

It is manufactured from high-quality UPVC, offering durability and long-lasting performance.

4. What colour is the end cap?

The end cap features a classic white finish, ideal for complementing modern interiors and matching white window boards.

5. Does the end cap protect the window board?

Yes, it helps protect the exposed ends from moisture, dirt, and general wear, extending the lifespan of the window sill.

6. Is it suitable for bathrooms and kitchens?

Yes, the UPVC construction makes it resistant to moisture, making it ideal for high-humidity areas.

7. How is the end cap installed?

It simply slides onto the cut end of the window board and can be secured with adhesive for a firm fit.

8. Can it be used for both left and right sides?

Yes, depending on installation requirements, end caps can be fitted to either side of the window board.

9. Is this suitable for DIY installation?

Absolutely. The design allows for quick and easy fitting by both professionals and DIY installers.

10. Why use an end cap instead of leaving the edge exposed?

An end cap improves appearance, protects the board from damage, and creates a smooth, finished look that completes the window installation.