Double Glazing Hastings

Quality double glazed windows, doors & conservatories in Hastings, Bexhill and East Sussex.

Instant Online Double Glazing Prices

Get a free online price for your uPVC double glazing today

uPVC Windows, Doors & Conservatories with Yale Guarantees

We are proud to offer a 10 year Yale mechanical guarantee on our double glazing products across Hastings, St Leonards On Sea, Bexhill and East Sussex


Call us on 01424 239023 for a friendly chat about your requirements!

Quality Double Glazing in Hastings and East Sussex





3 Steps To Your New Double Glazing in Hastings

Southern Window Systems are experts in keeping things plain and simple, which is why we’ve broken our process down into 3 easy to follow steps. There’s no need to get confused over home improvements because we’re here for you from initial online quote to the completed installation so you can choose us with confidence.

1. Website

Before you commit to anything you can feel free to browse our website and then contact us for a quick no obligation quotation. We will guide you through all the options available and help you to find the best solution for your particular requirements.

2. Give Us A Call

Once you’ve discovered how much you could be saving with Southern Window Systems you can give us a call to talk to one of our experts. Head over to our contact page to find the email address, phone number and contact form and we’ll be more than happy to help you.

3. We Install

You can enjoy your new windows, doors and conservatory in no time at all. We make sure that with every installation there is minimal mess and hassle caused to your property and feel confident that you will be very happy with the finished product.

Free Survey & Home Visit

You’ll be pleased to know that we offer a free home visit, a free survey and a free no obligation quote for your new double glazing. As a family run business located in Hastings, we take pride in our no-pressure sales approach to make sure you receive everything you require.

From the initial call to the final installation, we are always happy to help. If you need any more information or advice on what best suits your property, Southern Window Systems can assist you with planning permission, installations or building work requirements.


Based in St Leonards On Sea, Hastings we have been double glazing East Sussex homes since 1993 and are confident we have the perfect double glazing product for everyone, no matter your specific requirements.

We take pride in being a trustworthy, reliable and reputable family run business that sees customers returning time and time again. With much of our work coming from repeat customer recommendations, it’s understandable that we are the region's double glazing experts of choice.

Double Glazing in Hastings & St Leonards On Sea

Southern Window Systems are well-established suppliers and installers of Liniar’s uPVC windows, doors and conservatories. We also offer aluminium windows and doors, orangeries and uPVC roofline items throughout Hastings and the surrounding areas.

Specialising in that personal touch, we guarantee top of the range products, first rate customer service and unbeatable prices. We are proud of our friendly and helpful approach. Whether you're adding much-needed extra space with a conservatory installation or updating your patio doors with new alternatives, we have it covered.

Why Choose Us?

There are many reasons as to why Southern Window Systems are the number one choice for homeowners looking to improve their property in Hastings and the surrounding areas.

We are experts in East Sussex for Liniar installations. Our hand crafted profiles and top of the range glazing puts us head and shoulders above our competitors.

If environmentally friendly products, energy efficient glass, unbreakable Yale locking systems and attractive designs are just what you’re after then you’ve come to the right place.

We can offer you all of the above as well as Liniar’s 10 year product guarantee, a 6-chambered uPVC profile system and it’s all engineered right here in the UK. So what’s not to love?

As a fully accredited double glazing installer, you can expect nothing but high quality products and services. We specialise in all things double glazing, it's what we do best.

The Perfect Double Glazing | Flawless Liniar Profile

Liniar are the UK’s leading manufacturer of the 6-chambered uPVC profile, the most advanced window system available across Britain. Their innovative and ground breaking developments in the double glazing industry are what make Liniar a highly popular option for suppliers and installers. Designed from scratch, the multi-chambered profile meets the highest building standards and offers a revolutionary system never used before.

We use Liniar because we know they are the top of their game and we only want to provide our customers with the very best. Their specially designed window system contains flipper gaskets to reduce any cold transfer, positive drainage to stop any condensation forming, integrated reinforcements making them extremely sturdy without using steel and even a thermal dam to reduce any heat transfer.