At Benchmark Windows, we have a wide range of sliding glass patio doors that will make a fantastic addition to your home. Based in Lancing, West Sussex, our sliding glass patio doors combine elegance, beauty and efficiency, allowing you to enjoy maximum space and light. Keeping you warmer in winter and letting the sun stream through in the summer, we have a range of services and products. Our sliding glass patio doors offer you a combination of materials with their hybrid systems setting you at the forefront of energy efficiency and contemporary style. If you are looking for the perfect addition to your home to give it a new lease of life, sliding patio door installation could be the answer.

  • From 2 – 6 pane configurations
  • Double or triple glazing
  • Range of colours
  • Low threshold options
  • Internal or external sliding sashes
  • Slim sightlines

Increasingly popular, our sliding glass patio doors are a space-saving option that will open up your home to your garden or make a statement divider between rooms. At Benchmark Windows, we’re here to help you to maximise your living space, both inside and out.


Sliding glass patio doors are suitable for even small rooms and can also be a great feature for commercial properties including bars, restaurants, and hotels. Available in a wide range of materials including Aluminium, PVC-U, and Timber, we offer a full service from start to finish. Our sliding patio door installation includes planning, design, manufacture, and fitting. When you choose us as your trusted patio door specialists, we will be on hand to provide you with everything you need.

  • Advanced security features
  • Strong and durable
  • Toughened safety glass
  • Weather-resistant and energy efficient
  • Effortless opening and closing
  • Safe and secure
  • Tested to the highest standards
  • Essentially maintenance-free
  • 10-year guarantee

Our easy to clean sliding glass patio doors will never rot, rust, peel, or flake, and the running mechanisms are designed to run effortlessly along the tracks. High-security, multi-point locking mechanisms, security glazing, and anti-lift out devices make them a robust barrier against forced entry. Our expert patio door installation won’t let you down.

If you would like to know more about our superb range of versatile sliding glass patio doors or our French or Folding doors, please visit our fabulous showroom in West Sussex or call Benchmark Windows on 01903756699. Find out how you could be bringing more light into your home.

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.