Everything You Need in One Place

Hertford Glass offers a complete range of double glazing and related services.

Perhaps you need to replace your doors and windows or want to extend your home by adding an orangery or conservatory.  Alternatively, you may live in a listed building or property where double glazing isn’t an option – in which case you’ll be looking into the benefits of secondary glazing.

We cover a wide geographical area and our products have been carefully sourced from leading manufacturers to ensure quality. The Hertford Glass team will help you with all aspects of the design, so that your product is tailored to suit your specifications and adds market-appeal.

Hertford Glass supplying Hertfordshire and Essex for over 40 years. Including –
Bishop’s Stortford
Hemel Hempstead
London Colney
Potters Bar
St Albans
Welwyn Garden City

Our Products

Partnerships and Accreditations

Guarantee ProtectionWhen you choose your double glazing – or any other product or service – from Hertford Glass, you can buy with confidence. We only work with industry leaders that meet our high standards, so your installation will be built to last. Full manufacturer warranties come with each of our products for your additional peace of mind. Additionally, our insurance-backed guarantee is administered by the specialist insurance broker GGFi.

The quality of our double glazing products and service are independently assessed by various competent person schemes and recognised industry bodies on an ongoing basis. We are members of FENSA, the Glass and Glazing Federation (GGF) and the BFRC. We have also been approved by the Which? Trusted Trader scheme.

What Our Customers Have to Say

We want to provide our customers with double glazing solutions that are tailored to their requirements, and which provide long-term value. Our experience and range of products enable us to locate creative solutions to almost any home improvement project – no matter how challenging it might be.

Read the testimonials below to find out about the projects we’ve competed and to find out why each customer was delighted with the outcome. If you feel inspired after reading about some of our double glazing solutions, please call our team directly on or send us a message.


Customer Comments

Keep Up To Date with Hertford Glass

warm and inviting timber doors near me

Creating a Warm and Inviting Space: The Aesthetic Appeal of Timber Doors

Some of the most important things to consider when choosing a new set of doors are the security and style that they can provide. However, with ...

Timber windows Ware cost

The Timeless Appeal of Timber Windows: Why They’re Worth Considering

We use our years of experience to help customers upgrade their homes with our timeless timber windows. At Hertford Glass, we offer a broad array ...

Timber Windows Ware prices

Timber Windows vs. uPVC: Comparing Materials and Making the Right Choice

No matter the size of your home improvement project or the requirements, our team will be on hand to offer premium quality uPVC and timher ...

See More News


Choose aluminium doors if you want to enjoy long-term benefits that will make your purchase an investment. Here are just a few reasons to make aluminium your material of choice:

Click on the heading below to reveal the information

Lower U-Values

Choosing aluminium doors that will make your home more effective at retaining heat is important. The double glazing we install will include a polyamide thermal break designed to stop cold air entering your home and heat from escaping.

Lower heating costs will most likely follow the installation of your aluminium doors, and the size of your carbon footprint will shrink. Practically and economically, our doors make sense. Contact us for further details and guideline prices.

Improved Views

Inviting more light into your home will make it feel spacious. Aluminium is incredibly strong, so less of it is needed during the manufacturing process. This results in designs that use less frame and more glass.

Panoramic views of your garden will be created once we’ve installed your aluminium windows. At all times of the year, you’ll be able to enjoy a room space the feels ever-connected to the world beyond your glazing.

Better Durability

Your aluminium doors will be built to last. Strong and weatherproof, they won’t fail when exposed to harsh weather conditions like wind and rain. Instead of rotting or warping, your installation will continue to deliver long-term value.

The inbuilt strength of an aluminium door means it has a second advantage. Intruders attempting to gain access to your home will struggle – even when using great force. This means your installation will protect you from most break-ins.

Unique Designs

The appearance of your aluminium doors matters. Your aim is to match performance with stunning sightlines so that your installation is perfectly balanced. When you choose Hertford Glass, you’ll be able to able to build a product that ticks all your boxes.

Choose from our exquisite range of colours and foils; then complete your installation by selecting your preferred hardware, accessories and glazing. Start creating your dream door now by contacting our team today for a free aluminium doors quote.

Areas We Cover

Hertford, Welwyn Garden City, Ware, Hoddesdon, Harlow, St Albans, Bishop’s Stortford, Epping, Loughton, Kimpton, Ongar, Pirton, Chorleywood, Cottered, Cheshunt, Brentwood, Billericay, Romford, Baldock, Berkhampstead, Bovingdon, Buntingford, Codicote, Nasty, Redbourn, Rickmansworth, Upminster, Royston, Shenfield, Tring, Sawbridgeworth, Hatfield, Hornchurch, Knebworth, Stevenage, Letchworth, Ashwell, Barnet, Borehamwood, Harpenden, Hemel Hempstead, Hitchin, London Colney, Potters Bar, Shenley, Watford and the surrounding area.

Start My Quote
Contact Us
Finance Options Avaliable

Click To Learn More