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The doors in our collection are precision engineered for quality and performance. We work with the state of the art Liniar profile which offers the very best in efficiency and security.
These doors feature the latest developments in the industry, achieving performance standards and styles which outclass the rest.
Our cutting-edge uPVC back doors are tailored to your specifications too, making them the ideal choice for all Stevenage properties of any architectural style.
One of the many popular benefits of the Liniar brand is the low maintenance required. Simply keep your new back door clean and that is all you need to do to ensure it continues to look fresh and perform at its best for years to come.
We are highly regarded Double Glazing Network members too, so you can count on our commitment to excellence and our superb customer service.
One of the key features of the Liniar design is the double rebate. This element of the outer frame helps to provide extra defence against extreme weather conditions. Ideal for protecting your home against the UK’s winter storms.
When it comes to security, our doors are superb. With Secured By Design guidlines in mind and hidden strengthening technology in the profiles, you are guaranteed safety in your Stevenage home.
Our uPVC doors are fitted with the very best locking systems from Yale. These high-performance locks are world-renowned for the quality and security they offer, making them the preferred choice for many homeowners.
When you choose uPVC back doors from Harlequin, you will benefit from our £1000 towards your contents insurance guarantee should there ever be a break in. These doors are designed to protect your home and family so that you can have complete peace of mind.
Our uPVC back doors come in a range of designs, from full panel doors to half glazed and even fully glazed doors, enabling you to choose the most practical option for your home. Customise the look with our range of colour finishes and woodgrain foils, or opt for decorative glazing to create additional privacy.
We offer a range of threshold options, including wheelchair friendly choices. Our thresholds can make your home fully accessible, ideal for families and anyone who needs a seamless entrance to the property.
Thermal performance is an essential feature of all double glazing, as keeping your Stevenage home warm will save you money and could enhance your property’s EPC rating.
Our uPVC back doors feature the innovative Liniar multi-chambered profile which works to trap warm air and create a thermal barrier. This design achieves exceptional Windows Energy Ratings and will help to make your heating last much longer.
With heat being retained, and cold air kept out, you will benefit from lower energy bills too as you will be using less heating to stay warm.
Choose Harlequin Glass Ltd for an exquisite and thermal addition to your Hertfordshire home.
Our double glazed doors come in a range of stunning finishes, including a natural looking wood grain effect so you can recreate the traditional timber look. You can choose from a number of colours to complement your architecture and blend in with your existing double glazing.
In addition to this, you can choose decorative glazing for additional privacy, as well as the ideal hardware to complete the look and performance of your new exterior doors.
When you choose your new Stevenage uPVC back doors from Harlequin, you will be able to have complete control over the final look of your new installation.
There are many options for a uPVC back door, so you don't have to always settle on the first style you see.
We also offer uPVC stable doors, which make a great addition to your home if you have pets and children. The versatile opening system will allow the bottom sash to stay closed and locked whilst being able to have the top sash open to bring the fresh air into your home.
If you would like an exterior back door with more glass to enhance your views and benefit from increased natural daylight, our uPVC french doors, uPVC sliding patio doors, and our state of the art uPVC bi-fold doors benefit from large panes of glass and extremely durable frames.
Alternatively, our aluminium bi-fold back doors will offer a modern and sleek appearance to your Stevenage home.
Our team here, at Harlequin Glass, can also offer door repair services to all homes throughout Hertfordshire. If you're in need of a new lock for your back door, or the glass panels need replacing then get in touch with us.
At Harlequin Glass, we offer our customers superb uPVC back door prices in Stevenage, Hitchin, Letchworth, Baldock, Welwyn Garden City, St. Albans and other areas throughout Hertfordshire. You can count on quality and value in equal measure from our superior double glazing products and our team.
Take a look at our competitive uPVC door quotes with our online quoting engine. It’s so easy to use and in a matter of minutes, you could have a free, tailored uPVC door price.
You can also contact us where one of our friendly glazing experts will help you with your home improvements, offering expert advice on uPVC backdoors in Stevenage.