Delivering durability & energy efficiency at competitive prices

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Our aluminium casement windows offer trade customers a practical and versatile solution at competitive prices. With robust construction and seamless aesthetics, these windows suit various property types, delivering excellent value to your clients.

You can trust our expertise as an experienced fabricator, ensuring top-quality windows that meet the highest industry standards. Plus, our dedicated tech support is here to assist with complex installations, ensuring smooth and successful projects.

Choose our aluminium casement windows for energy efficiency, comfort, and cost-effectiveness. Elevate your projects with our competitive prices, expert craftsmanship, and reliable support.

Features

Combining style & function

Our range of aluminium casement windows offers a contemporary and sophisticated window replacement solution for both homeowners and commercial clients. Emphasising the seamless combination of style, functionality, and practicality, we are dedicated to delivering windows of exceptional quality that surpass expectations and withstand the test of time.

Weather resistance

Thanks to their robust aluminium material, our aluminium casement windows are not only rot and rust-resistant, but are also engineered to withstand even the most challenging UK conditions, including heavy rainfall and high winds.

Tailored to the customer

Your customers have the freedom to personalise their new aluminium casement windows with an extensive selection of colours and finishes, ensuring a tailored match to their unique taste and property aesthetic, including bespoke shapes. Choose between top or side hinges based on functionality and property requirements.

Our aluminium window options

At Sterling, we understand that every homeowner and trade buyer has unique preferences and requirements when it comes to windows. That’s why we offer a wide array of customisation options for our windows, allowing you to create the perfect solution for your projects. From an extensive range of colours to versatile glazing choices and high-quality hardware options, you have the freedom to tailor our windows to suit your style, performance, and security needs.

Colours

Enhance Style with Our Colour Options

At Sterling, we offer an extensive range of colour options for our double glazing products. From classic neutrals to bold contemporary hues, our diverse palette allows you to find the perfect match for any home's style and personality.

White

White

Grey

Grey

Black

Black

Other RALS available

Other RALS available

Glazing

Energy Efficient Glazing Options

Discover a range of glazing options at Sterling to suit your specific needs. Our high-quality double glazing or triple glazing will ensure a cosy, quiet, energy-efficient and secure environment.

Chantilly

Chantilly

Taffeta

Taffeta

Stippolyte

Stippolyte

Pelerine

Pelerine

Oak

Oak

Minster

Minster

Mayflower

Mayflower

Florielle

Florielle

Everglade

Everglade

Digital

Digital

Contora

Contora

Charcoal

Charcoal

Hardware

Premium Hardware Options

At Sterling, we are dedicated to sourcing the finest hardware options for our windows. We proudly partner with industry-leading suppliers such as Carl F Group Co, renowned for their exceptional hinges, handles, security add-ons, and reversible gearing.

In addition, we trust FUHR for our multi-point locks, guaranteeing the utmost security. By collaborating with these industry leaders, we ensure that our customers receive the highest-quality components, resulting in windows that surpass expectations in both performance and durability.

Hoppe Tokyo Inline Espagnolette Handle

Hoppe Tokyo Inline Espagnolette Handle

Release and Turn Espagnolette Handle

Release and Turn Espagnolette Handle

Securistyle Virage Inline Espagnolette Handle

Securistyle Virage Inline Espagnolette Handle

Yale Quartus Espagnolette Handle

Yale Quartus Espagnolette Handle

Yale Sparta 2 Inline Espagnolette Handle

Yale Sparta 2 Inline Espagnolette Handle

Roto System 700 Reversible Gearing

Roto System 700 Reversible Gearing

CFGLock+ Cable Restrictor

CFGLock+ Cable Restrictor

Restrictor Stays

Restrictor Stays

Yale Friction Stay

Yale Friction Stay

mila monkey tail

mila monkey tail

mila pear drop

mila pear drop

Downloads

black aluminium casement window

Providing premium protection to properties

Designed to exceed expectations, our aluminium casement windows harness the natural strength of aluminium, enhanced with premium hardware and advanced glazing. These windows offer trade customers unparalleled security and safety solutions for both residential and commercial buildings.

Featuring a multi-point locking system and a robust structure, our aluminium casement windows instil confidence in customers, guaranteeing protection against unwanted intruders. Rest assured, these windows are engineered to meet the strict PAS24:2016 safety standards through rigorous security testing, proving their capability to provide a safe and secure entrance. Your clients can rely on the unmatched security and peace of mind that our trade-grade aluminium casement windows offer.

 

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Aluminium casement windows: Key highlights

Boasting numerous impressive key features and benefits, aluminium casement windows from Sterling offer a secure, efficient, stylish and high-quality solution to meet and exceed the needs of your valued customers. Some of the main benefits of our aluminium casement windows include:  

  • Unrivalled ventilation thanks to a fully opening sash that allows for optimal air circulation throughout the property.   
  • Security is a top priority with our aluminium casement windows, featuring a multi-locking system, robust frames, and a tight seal.  
  • Our aluminium casement windows feature advanced glazing which contributes to their impressive energy efficiency rating. 
  • With an array of colour, finish, and hardware choices, our aluminium casement windows can be tailored to perfectly complement any home or property.   

Should you have any additional queries regarding our aluminium casement windows or require a quotation, please don’t hesitate to contact us. Our dedicated team is readily available to assist you.  

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green aluminium casement windows
FAQs

Your Questions Answered.

Can’t find the answer you’re looking for? Call us today and we’ll be happy to help. 

01925 818700 

01925 818 700

Do your aluminium casement windows come with customisable options?

Yes. Customers are able to tailor their aluminium casement windows in terms of colours, glazing, hardware and finishes, ensuring their new windows are impeccably suited to their unique preferences and requirements.

What type of buildings can benefit from aluminium windows?

Aluminium windows stand as a superior choice for a wide range of buildings, from residential properties to commercial establishments such as schools, hospitals, and offices. Their weather resistance, exceptional durability, and longevity make them a reliable option that offers numerous advantages to various buildings.

Why does Sterling choose to partner with Smart for aluminium windows?

We are exceptionally proud of our partnership with Smart Systems, who are renowned for being the UK’s leading supplier of aluminium systems. With their exceptional reputation for quality and expertise, we back their products and principles that align with our mission impeccably.

Which profile systems do you use to fabricate your aluminium windows?

We use the latest Alitherm aluminium profiles from industry-leading manufacturers Smart Systems to fabricate our range of aluminium windows.

Do your aluminium windows meet current building regulations?

Yes. They meet the minimum requirements and, in most cases, exceed them. Using the Alitherm 700 profiles our windows can deliver U-values of 1.6W/m2K. Using Alitherm 300 and Alitherm Heritage/HD profiles, our windows are capable of 1.5W/m2K. With Alitherm 400 and Alitherm 500 profiles, our aluminium windows can provide 1.4W/m2K. And, with the Alitherm 600 and Alitherm 800 profiles, our windows are capable of a very impressive 1.3W/m2K.

Testimonials

Fantastic

Fantastic. Had sterling out to replace all the windows on the house. Quality and price absolutely brilliant so had them back a few months later to replace our failed conservatory....

Ian Monaghan

27 August 2020

Trustpilot

Would not go anywhere else for my windows and doors

From the initial visit I can not fault Sterling. Brooke who was very friendly quoted the best price by far and was patient and knowledgeable when choosing colours and products....

Toni Green

November 2022

Google

Very pleased and would highly recommend!

Used this company over the years and always had great service. Brook the surveyor gave lots of advice then the fitters were faultless ,no mess,nestvand tidy and polite ( Dave...

Pauline Foster

February 2023

Google

Best price in town

We've had all of windows recently replaced in Agate grey. New front door too. Brilliant service from Brook and the team. Fitters have done a 5 star job and cleaned...

Gaynor Tyndall

June 2023

Google

Great service & price

Fitted new windows and a front door for us. Fitters were excellent, turned up on time, very clean, polite and helpful. Very pleased with the quality and price of the...

Peter

11 April 2023

Trustpilot

Great price

Great price for good quality windows and doors. I had a couple of issues early on with one door being slightly misaligned in the frame and incorrect locks being fitted,...

Jemima

27 March 2022

Trustpilot

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Areas We Serve

Based in Warrington, we are perfectly placed to serve double-glazing installers across the whole North West. With customers spanning as far afield as Hereford to Leeds and Birmingham to Blackpool, we have built a ‘sterling’ reputation as the premier trade frame fabricator in the North West.

With nine professional installation teams to call upon, we can supply and fit our quality windows and doors in Warrington, Manchester, Liverpool, Preston, Bolton, Chester and surrounding areas too. Get in touch today to see if we cover your area.

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