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Double Glazed Doors

Good quality double glazing can make a huge difference in the performance of your Sidcup home. With Affix Windows, you get products that are sure to give you great performance as well as quality. What’s more, you get unbelievable choice as well. As a result, your home can look beautiful even as it performs efficiently.

Our range of double glazed windows and doors are crafted by leading names in the industry, like Duraflex, Residence 9, Solidor, and Origin. With such a portfolio, we can give you a comprehensive selection of double glazing. Our range is made up of gorgeous uPVC windows and doors, as well as sleek aluminium double glazing. We also offer an exquisite selection of composite front doors.

Also, we offer a glorious range of glazed extensions, which include conservatories of various styles. These can be enhanced with gorgeous conservatory roofs as well as roof lanterns. No matter what your Sidcup home’s double glazing needs are, we will be able to help you with it. What’s more, we will give you a dazzling selection of custom options, including glazing choices, hardware, and accessories.

Double Glazing Brochures

Double Glazed Composite Door Brochure

Residence 9 Windows Brochure

Aluminium Double Glazing Brochure

uPVC Double Glazing Brochure

Secure Double Glazed Windows, Doors, and Conservatories, Sidcup

Protect Your Home

At Affix Windows, we give you double glazing that is extremely secure. As a result, your Sidcup home is protected against even the most determined of potential intruders. We provide double glazed doors and windows that are internally reinforced. This is in addition to the strength inherent to the materials we use.

What's more, our products are further protected with state-of-the-art locking systems from Ultion. The result is, you get double glazing that protects your home so effectively that some of our products even achieve Secured by Design certification.

Heat-Efficient Double Glazing, Sidcup

Stay Cosy in Winter

Old or damaged doors and windows can lead to a colder home. This is because they let in draughts as well as rainwater, and let the heat from within escape out. With our heat efficient products and reliable double glazing, you can have a comfortable home all year round.

We offer double glazed windows, doors, and conservatories that are well-insulated, draught-free, and sealed against the weather. As a result, your Sidcup home consumes less power, thereby lowering your heating bills. Since you'll use less energy, your carbon footprint goes down, and the EPC rating of your property improves.

Sustainable replacement double glazing, Sidcup, Kent

Sustainable Double Glazing

Our thermally efficient double glazing is already the responsible choice for the environment. It helps you lower your carbon footprint and your impact on the environment. However, this is not the only way in which they are ecologically the right choice.

Our double glazing is made out of sustainable materials that can be recycled. In fact, our aluminium double glazing is endlessly recyclable, never losing its properties or its strength. Additionally, our products are so durable that we are offering a 10-year guarantee on their performance.

A Range Of Double Glazing for Sidcup Homes

uPVC Windows

We offer a beautiful selection of double glazed uPVC windows to homeowners throughout Sidcup, Kent. We have a comprehensive selection of styles available and can help you to find the perfect high-performing option for your home.

uPVC Doors

Along with our uPVC Windows, we also install a variety of double glazed uPVC door styles so you can get a consistent style throughout your property. What’s more, we offer such a spectrum of colours that you can tailor any uPVC door and uPVC window to the aesthetic of your home.

Composite Doors

With our elegant composite doors, you add a premium flair to your Sidcup property. These gorgeous doors give you superb strength and amazing features. What’s more, they make excellent replacement timber doors with their wood-grain foils and classy aesthetics.

Aluminium Double Glazing

If you have a home that has modern architecture, we supply a range of aluminium double glazing. From aluminium bi-fold doors, aluminium double glazed patio doors to casement windows, you can enhance your home with sleek and heat efficient profiles. With resilient frames and slim sightlines, you get a beautiful home and enhanced views.


Our double glazed conservatories are a cost-effective way to extend your Sidcup home. We offer uPVC conservatories that can be tailored to your sizing requirements. We even install them with your choice of windows and doors. You can get a beautiful and versatile room with our double glazed extensions.

Double Glazing Prices, Sidcup

With our double glazing prices, you can enhance and improve your Sidcup home’s performance and looks without exceeding your budget. We even have an expert team on hand to install your new double glazing, making sure it is the perfect fit.

All of our double glazing options for Sidcup and Kent homes are low maintenance and have been designed to save you time and money so that your Sidcup home improvements are genuinely cost-effective and will add value to your home.

Find your personalised double glazing quotes in an instant with our online double glazing cost calculator. Just enter your specifications and our clever and easy to use calculator will provide you with a tailored quote in no time at all.

If you prefer to discuss your requirements with our team, then you can contact us to book an appointment. We are here to help you get the very best double glazing for your Sidcup home at the best prices possible, so get in touch!

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