Why settle for anything less than spectacular? Get in touch today with your local reputable door and window specialists.

At Benchmark Windows, our ever-increasing reputation is bolstered and maintained by our dedication to only using the best products. Our team of double glazing specialists are renowned for being quality window and door installers. All of our windows and doors are surveyed and installed by our fully-trained and industry-qualified staff. We are experts at ensuring every aspect of your project is dealt with in a professional and efficient manner. This means that your windows and doors are fully functional, effective, and long lasting, thanks to our door and window specialists. We are passionate about striving to deliver top quality results and will do everything to guarantee this.

Our Products

Our quality products tend to speak for themselves so there is no need for high pressure selling. In fact, we recommend making a visit to our showroom first in order to fully appreciate our product range prior to any home visits. You can then get an understanding of what we can offer, try them for yourself, and imagine how we can help you to transform your home. This also gives you the perfect opportunity to talk to our double glazing specialists, and obtain advice and guidance relevant to you and your home or business.

We are proud to offer a full range of glazing solutions, from windows, doors, and conservatories. No matter what your individual preferences or styles are, we have a full range of quality solutions.

The company has a strong bias towards green issues and is pleased to be associated with a local waste recycling company that recycles over 90% of the waste created by our installations. In fact, less than 3% of our waste goes to landfills so we like to feel that we are doing what we can to help you to stay green.


As accredited members of the Double Glazing & Conservatory Ombudsmen Scheme (DGCOS), every Benchmark Windows installation comes with peace of mind guaranteed for at least ten years, making choosing us as your window and door supplier a very safe but a quality option.

Please call us today on 01903 334819 to make a no-obligation appointment or visit our comprehensive showroom in Lancing, West Sussex. Our team of reputable door and window specialists will be on hand to assist you with any enquiries you may have about our products.

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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