uPVC & Aluminium Casement Windows in Essex
Made-to-measure casement windows, supplied and installed across Essex, Greater London and the South East.
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What Are Casement Windows?
Casement windows are hinged windows that open outwards from the side or top of the frame. Their straightforward opening style makes them one of the most versatile window types for UK homes, giving you control over ventilation while allowing the sash to close firmly against the frame.
They can be configured as single opening lights or combined with fixed panes and multiple openers, making them suitable for bedrooms, living rooms, kitchens and extensions. If you are comparing different window styles, you can also browse our complete range of windows.
How Do Casement Windows Open and Ventilate a Room?
Side-hung casement windows open from the left or right, while top-hung casements are hinged across the top. The best arrangement depends on the room, the available opening space, the position of furniture and the amount of controllable airflow you want.
Because the opening sash can be positioned at different angles, casement windows give practical day-to-day ventilation rather than an all-or-nothing opening. Your final design can combine opening sections with fixed glazing to balance fresh air, views and frame proportions.
Modern casement windows are designed to close tightly against the frame, helping limit unwanted draughts and air leakage. The final energy performance depends on the complete specification: frame system, glazing, spacers, seals, glass configuration and installation, rather than the opening style alone.
See our double glazing page for more on how glazing contributes to comfort, heat retention and noise reduction.
Thermal Performance
Security should be considered as a complete window-system specification. Modern casement windows can incorporate multi-point locking, secure hinges, robust handles, reinforced frame components and appropriate glazing choices. The exact security standard depends on the frame system and configuration selected.
If a particular certification or security requirement matters to your project, discuss it with the team before ordering.
Security
Both uPVC and aluminium casement windows are straightforward to care for. Routine cleaning of the frames and glass, keeping drainage routes clear and checking moving hardware and seals periodically will keep them operating smoothly and looking their best.
Neither material normally requires the sanding and repainting associated with traditional timber frames. In coastal or exposed locations, ask for care guidance suited to your finish and hardware.
Low Maintenance
Proportions, frame material, colour, glazing layout and decorative details all change the overall look. White or woodgrain-effect uPVC can suit many traditional homes, while darker aluminium frames and larger glazed areas often work well on contemporary renovations and extensions.
The goal is a window that complements the architecture rather than a standard specification copied across every opening.
Traditional & Modern Homes
Colour, Finish and Glazing Options
Tailor your casement windows through frame colour, internal and external finish, glazing and hardware.
A finish to suit your home
From white and woodgrain-effect uPVC to darker aluminium frames for contemporary homes.
Finish types
Solid colours
Woodgrain
Dual colour
uPVC
White, woodgrain effects and dual-colour finishes
Aluminium
Durable powder-coated finishes on suitable systems
Available choices vary by product system. Shortlist the look you want and we will confirm what is available.
Comfort and security in every detail
Glazing, hardware and locking specified for the windows you choose.
Insulated glazing
For comfort, heat retention and noise reduction
Privacy & decorative glass
Depending on the chosen system
Georgian-style bars
Plus a choice of handle styles
Multi-point locking
With secure hinges and robust handles
Security standards and options depend on the frame system and configuration. Our team will confirm the exact specification for your windows.
uPVC vs Aluminium Casement Windows
Both materials can create secure, thermally efficient casement windows, but they suit different priorities.
Buying consideration
uPVC
Aluminium
Appearance
Traditional or contemporary profiles with a wide choice of colours and woodgrain effects.
Slimmer sightlines and a crisp architectural appearance.
Budget
Usually the more cost-conscious material choice.
Typically positioned as the more premium frame option.
Thermal design
Multi-chamber profiles and modern glazing can deliver strong thermal performance.
Thermally broken systems are designed to reduce heat transfer through the frame.
Strength / scale
Well suited to standard residential window sizes and configurations.
High structural strength can support slimmer framing and larger glazed areas.
Maintenance
Low maintenance; routine cleaning is normally sufficient.
Low maintenance with durable powder-coated finishes on suitable systems.
For a wider material comparison, read our guide to uPVC windows vs aluminium windows.
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Frequently Asked Questions
Answers to common questions about casement windows. To compare frame finishes and glazing in person, visit one of our showrooms.
Casement windows are hinged windows that open outwards from the side or top of the frame. They can be used as single opening lights or combined with fixed panes and multiple openers.
Yes. Side-hung and top-hung casement windows can be opened to different positions, giving you practical control over airflow. The best configuration depends on the room and the size and position of each opening.
Neither material is automatically better for every home. uPVC is often chosen for value, insulation and familiar residential styling, while aluminium is usually selected for slimmer frames, strength and a more contemporary finish.
Modern casement windows can provide strong thermal performance when the frame, glazing, seals and installation are specified correctly. The exact result depends on the complete window system rather than the opening style alone.
Modern casement systems can use multi-point locking, secure hinges, robust hardware and appropriate glazing. Security specifications and certifications vary by product and configuration, so check the chosen system if you have a particular requirement.
uPVC and aluminium casement windows are generally low maintenance. Routine cleaning, keeping drainage paths clear and checking hardware and seals periodically will help maintain appearance and operation.
Yes. Casement windows are highly adaptable. Frame material, colour, proportions, glazing bars, glass and hardware can be selected to suit traditional homes, contemporary properties and extensions.
Yes. You can visit a Chigwell Window Centre showroom to compare window materials, finishes and related products. If you need to see a specific system or display, confirm with the showroom before travelling.
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Whether you have a particular project in mind or require our expert assistance, we’re always eager to share our vast knowledge & expert opinion. Combining our exclusive no pressure approach to selling with stunning window products at competitive prices, get in contact today to find out why Chigwell Window Centre are the envy of our competition.
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