Lipped Casement Window Specialists

Here at Benchmark Windows, we understand the importance of having energy-efficient, high-quality windows in your home. Not only do your windows need to provide protection from the elements, but they should also look stylish.

We can provide bespoke lipped casement windows in PVC-U, Timber, and Aluminium, andAll our windows incorporate up-to-date engineering for modern, traditional, or contemporary mouldings. By choosing Benchmark, you will find the ideal high-quality windows for your property that reflect your personal style.


Our stormproof casement windows are a very popular design option, thanks to their unique ability to effectively exclude draughts and moisture. The casement slightly overlaps the face of the frame when closed, offering additional protection against the weather in areas of extreme exposure.

By installing our lipped casement windows, you’ll have added peace of mind knowing that your new windows can withstand the elements. This design will also give your home a sleek and stylish finish without compromising on practicality.

Although stormproof casement windows are visually different from our Flush Casement windows, they feature the same advanced technology and are available in various sizes and colours.


Here at Benchmark Windows, we’re proud to be lipped casement window specialists. Our professional service covers design, supply, installation and aftercare. Choose us for expert handling of your project from start to finish. The benefits of selecting our windows include:

  • Energy Efficiency
  • Warp Resistance
  • Double or Triple Glazing
  • Low Maintenance
  • 10 Year Guarantee

Whether your property is modern or traditional – bespoke lipped casement windows can add both sophistication and charm to your home. Offering supreme protection from the elements, these windows are particularly suited to homes situated in very exposed areas. Our high-quality windows guarantee optimum functionality.

Visit our Showroom to view our range of windows for yourself. We are located in Lancing, West Sussex, near Brighton and Worthing. To discuss the installation process in further detail, don’t hesitate to us on 01903756699 and speak to a member of our friendly and knowledgeable team.

With a state of the art showroom in Lancing and no doubt another quality installation near to you already, we hope that you will consider us for your project.

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