Why Choose Britannia?

Experienced Team

At St Ives, our down to Earth team have three decades of experience in the double glazing industry. We use the years of knowledge and the skills gained to ensure you are satisfied with the end result of your new double glazing installation.

Personalised Advice

From Victorian townhouses and seaside cottages to heritage Falmouth properties and new builds, our experienced team will be able to help transform any home. No matter the size of the project, or your budget, we can help.

Huge Range

We know not one size fits all when it comes to double glazing. That is why we offer a diverse range of different styles, sizes and customisation options. Check out our brochures to browse our many windows, doors and conservatories.

Finance Available

Choosing the right double glazing can be a big commitment for any homeowner in the Falmouth area. We believe everyone should be able to access the best double glazing, no matter their budget, which is why have a range of finance options.

Bespoke Design

Whether you have a modern or a traditional property, you can adapt your new double glazing to your Falmouth home. Every home is unique, and every homeowner wants something different from their installation, so we offer a range of styles and designs.


For your peace of mind, our entire range of double glazing come with a reliable 10 year guarantee. Should anything go wrong with your installation within this decade, our team will be on hand to rectify the issue as quickly as possible.

Bespoke Double Glazing Quotes Falmouth

Thermally Efficient Windows

If the thermal performance of your Falmouth home is faltering, it could be because your double glazing needs to be replaced. Our range of windows have been designed to be thermally efficiency and weatherproofing. By improving the energy efficiency of your Falmouth home, you could find yourself enjoying minimised energy bills. At St. Ives Windows we offer a broad array of designs for you to choose from. This designs include chic French windows, sash windows, popular casement windows and versatile tilt and turn windows. You can even opt for bow or bay windows to flood your space with natural light.

Double Glazing installation costs Falmouth

Stunning Double Glazed Doors

Doors can transform the way a Falmouth home looks and performs. Updating your front or back door can improve the way any building looks and performs. These designs are fitted with advanced double glazing to offer market leading levels of energy efficiency, weatherproofing and security. You’ll be spoilt for choice when you choose from our range double glazed doors. No matter what style of your home or your existing double glazing, we’ll have something that is right for your home improvement project. Alongside our versatile range uPVC front doors, we also offer a selection of aluminium bifold doors and patio doors.

Frequently Asked Questions

Should I get a conservatory?

What’s the best way to protect your home from intruders?

Can new windows offer energy savings?

Get in Touch

With our friendly, team of experts today to get your free quote!

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Get the casement windows you deserve, with the cost spread out in a way you can afford.

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