Casement Windows
We supply and install incredible casement windows for our homeowners throughout Eastleigh and Southampton. Get in touch with our team today for a free quote.
High-Quality Casement Windows in Southampton & Eastleigh
Are your windows tired, aged and worn out? Our UPVC casement windows installed throughout Southampton, Eastleigh, and Hampshire offer the perfect solution. Tailor-made to your unique specifications, our windows are lovingly designed to match the style of the home.
Our superior UPVC casement windows are available in a vast array of design choices, colour options and opening features. Stylish, energy-efficient and completely maintenance-free, you won’t find a better choice or value.
We work with industry-leading manufacturers to ensure we can supply and fit the best uPVC casement windows for each of our homeowners. Find out more by getting in touch with our team today who will can provide you with a free replacement casement window quote for the style and design of your choice.
Casement Window Design Benefits
Casement windows are the most popular style of double glazed windows on the market today. These attractive, versatile and practical windows are suited to many applications and require very little maintenance.
Single-Lever Latch
Their single-lever latch design allows for single-handed operation, making them easily accessible. For this reason, homeowners often find double glazed windows most effective installed in hard to reach places such as behind kitchen sinks.
Emergency Exit
Our windows also double up as an emergency exit. Their sash pivot allows them to open wide – perfect in case of a fire.


Colours and Finishes
We offer a beautiful range of foil finishes which allow you to further bespoke the look of your property. All our foils are made from 100% calcium organic material and are applied using an eco-friendly process.
Optima foils are available on brilliant or warm white profiles with bevelled or featured options.
Our Colour Options include Standard Woodgrain: Rosewood and Golden Oak. Prestige Woodgrain: Irish Oak, Antique Teak, Rustic Cherry, Soft Cherry. Solid Colours: Grey, Medium Grey, Dark Grey. Cream. Black, Blue, Red, Green, White.
Innovative Casement Window Designs
When you choose any of our replacement casement windows, you will benefit from a range of advanced design features. Our leading Optima Profile 22 windows are at the forefront of product design and innovation.
Choose from either a chamfered design or a softer, fully-featured product. All designs are complemented by a double glazing bead which further enhances appearance as well as security. Our UPVC windows are internally glazed and fitted with strong and flexible hinges as standard.

Features & Benefits of Casement Windows in Southampton & Eastleigh
Advanced Hardware
Physically tested to the relevant standards, our hardware has been independently assessed for corrosion resistance and endurance.
Our advanced, durable hardware makes our UPVC casement windows resistant to rotting and warping. Weather-resistant, our double glazed windows are built to last.
Highly Secure Doors, Southampton & Eastleigh
Keep your property safe and secure with our strong and resilient casement windows. They are thoroughly tested to the stringent requirements of BS7950.
Built with advanced locking systems as standard, our windows provide a high level of security. All our modern casement windows meet the special requirements of Secured by Design. A police backed initiative.
Energy Efficient Profile
Actively reduce your carbon emissions whilst keeping your property warm and comfortable with our energy-efficient double glazed casement windows.
Our Optima windows are extremely thermally efficient. They have attained the highest window energy available for replacement windows, exceeding current building requirements.
Casement Window Prices, Southampton
Enhance the look and feel of your home in Southampton and Estleigh with modern double glazed windows from Advanced Exterior Plastics.
Our team will work closely with you to advise, design and install the best casement windows for your home. We are committed to all of our customers and will leave no stone unturned in the pursuit of helping them to achieve the ideal home improvement project.
The cost of your casement windows will depend on many variables such as size, style, glazing and accessories. At Advanced Exterior Plastics, we offer unbeatable prices for casement windows in Southampton, Eastleigh and Hampshire.
Browse through our superior range of UPVC casement windows today and request a free casement window quote by using our online contact form. A member of our team will be in touch shortly after that to discuss your project and provide you with a free no-obligation quote for your double glazed casement windows.