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Each of our stunning uPVC window products are developed using the latest innovative technologies in the industry to provide beautiful aesthetics and incredible performance, such as their advanced weatherseal and unique configurations.
Our durable uPVC doors are enhanced by high-security hardware such as handles, locks, and hinges. We offer versatile designs with a selection of doors such as stable doors.
Stable doors are fitted with double drip bars preventing water ingress.These doors offer unique functionality to open each door sash independently. These are fantastic doors for ventilating your home securely.
All our doors offer a low threshold design to cater for wheelchair accessibility. These innovative door designs are uniquely built to your requirements, which are just one way our double glazing is incredible.
We offer innovative uPVC tilt and turn windows, which offer intelligently designed functionality. These are manufactured to be incredible flexible and practical, and offer beautiful aesthetics.
Our French doors come with the latest Secured by Design hardware. They offer hinges of enhanced strength, optional door restrictors, and advanced shootbolt locks from Yale for maximum security performance.
Our uPVC double glazing is manufactured using an impeccable quality uPVC profile, which offers a thermally-broken multi chambered design, that allows double glazing to achieve fantastic results. Double glazing will provide excellent thermal-efficiency and inherent strength.
Our aluminium double glazing is another fantastic high-performance option for your double glazing in Stevenage, which are adaptable to heritage properties despite the contemporary design. This is due to their sleek, lightweight profile that blends seamlessly with any architecture.
Our aluminium bi-fold doors perfectly demonstrate this advanced profile. With amazing expanded glazed areas, your home will receive an increased amount of natural light, garnishing your property with an improved living area and creating the feeling of spaciousness.
Aluminium bi-fold doors are a great way to open up your space. Whether replacement double glazing or knocking down a wall, your new state-of-the-art bi-fold doors shall enhance space like never before. Uniting the interior and exterior of your home to transform your living environment.
Another impressive feature of aluminium bi-fold doors is they functionality, which is making them highly sought after in Stevenage. These sliding doors are high-performance and stunningly beautiful. Their modern design allows them to glide smoothly on steel rollers with effortless operation.
They are incredibly versatile doors as you can choose to have a configuration that is compatible with any area in the home. Our French doors are another fantastic option to work anywhere in the home. uPVC and aluminium double glazing are the perfect versatile options, where timber simply cannot compete.
Our aluminium doors are highly thermally efficient, utilising the impressive profile of Polyframe to provide strong performance.
Our Endurance doors are incredibly weatherproof unlike their timber counterparts, therefore you’ll benefit from high thermal-efficiency at your Stevenage household.
Our uPVC double glazing is innately thermally-efficient and weatherproof, and benefit from the latest uPVC innovations such as high-quality gaskets to offer great performance.
You’re home will reduce its carbon footprint, as while your home retains heat better, you turn down your central heating system make savings on your energy bills.
Harlequin Double Glazing offers an innovative online quoting engine service to its customers, allowing you to tailor your quote to match your personality and budget.
You can contact us by visiting our online contact page and completing the short form provided. One of our friendly, trained staff members shall contact you in the due course.
At Harlequin Glass Ltd our install working process is always kept very simple.
We consistently provide a high quality service, with exceptional products to match.
Get competitive double glazing prices in Hertfordshire using our online quoting engine. Start your online quote today.
Speak to our friendly advisors - we can discuss your specifications to find the perfect double glazing for you.
Our team ensures there's very little upheaval to your daily life. Enjoy a hassle-free installation from Harlequin Glass Ltd.
Customer In St. Albans:
"Highly Recommend! Very happy with their work and will recommend them to our friends. "
Customer In Hatfield:
"I was very pleased with the service, it was excellent. "
Customer In Stevenage:
"Good value, well manufactured products, polite installation team. Company were very happy to answer queries, very pleased with installed products."
Customer In Hitchin:
"Excellent work, polite workmen, good service."
Customer In Letchworth:
"Needed to replace my windows/doors with double glazing. No fussy sales, just came and did a quick measure and gave a quote very quickly. Generally tidy throughout, fitters were friendly and easy to get on with."
Customer In St. Albans:
"Excellent work carried out, very good company."
Customer In Hertfordshire:
Customer In Hertfordshire:
"Very good company, kept me up to date, quick install date and only company to provide what we wanted."