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Timber effect, aluminium, and PVCu windows; our trade window choices

Windows are an integral part of any installation project. They should be high-performing in terms of security, energy efficiency, and aesthetic appeal. They should also be available in a variety of styles and configurations to meet the demands of diverse applications. Click on the boxes below to find out more information about our range of PVCu, aluminium, and timber effect trade windows.

Expertly crafted trade windows made to your exact requirements

At Dekko Window Systems, we manufacture all our windows at our Lancashire factory. We can create bespoke windows, designed, and fabricated to your exact specifications. When you want to offer your customers high performance, style, and customisation, choose Dekko Window Systems as your trusted supplier.

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uPVC windows with a traditional look
Windows showcase in Dekko's Showroom

Bespoke trade windows built with the installer in mind

It stands to reason that a happy installer is one who will return, whilst recommending our premium products and services time and time again. Designed with the installer and end-user firmly in mind, you can count on Dekko windows for smooth aesthetics and long-lasting quality and performance.

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Expertly manufactured domestic windows to satisfy any home improvement project

In November 2020, we ramped up production of our celebrated Räum range to expand our manufacturing capacity to accommodate the growing demand for premium aluminium windows and doors. Becoming one of the first fabricators to use innovative Graf weld technology, our state-of-the-art factory in Lancashire utilises all the latest machinery alongside a huge range of products to ensure all orders are delivered on time and to the very highest standards.

Energy Efficiency Quality

Trade windows improve energy efficiency in homes, reducing heat loss and consumption. With triple glazing, high-quality double glazing, and composite materials, they provide optimal thermal performance. These windows maintain consistent temperatures and minimize air leakage with advanced sealing techniques. Their superior energy efficiency reduces carbon footprint and environmental impact.


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Arched aluminium window with slim sightlines
Award-winning Dekko Window Systems are adding stylish aluminium windows to their much-celebrated Räum Collection.

Excellent Product Durability

Trade windows are durable and meet British Standards for security and weather protection. They are made from materials like UPVC, composite, and aluminum, providing long-lasting performance. The profiles have strong outer skins tested for robustness and impact resistance. If needed, profiles can be reinforced with aluminum or steel. With their sturdy construction and high-quality components, these windows resist weather, impact, and wear for a longer lifespan. Trade windows require minimal maintenance, providing hassle-free and reliable solutions for homeowners. They withstand harsh conditions while maintaining appearance and functionality over time, offering long-term cost savings as a wise investment for homes.

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Advantages of Trade Windows for Commercial Use

Trade windows also provide several advantages for commercial use, making them an ideal choice for businesses. Whether you own a retail outlet or an office building, trade windows offer features and security options to meet your commercial requirements. Let’s explore the benefits trade windows bring to commercial properties.

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Pvcu windows

Wide Range of Designs and Sizes

Trade windows for commercial use come in various designs, including casement windows, sash, and bay windows, suitable for different architectural styles. They offer a range of sizes and custom configurations like composite doors, double glazing, and UPVC windows to meet commercial specifications. These trade windows provide flexibility in design, integrating well with existing architectural elements. Whether it’s retail outlets or office buildings, they offer both large and small sizes to suit diverse commercial applications. Additionally, sliding sash windows are a popular choice for their elegant design and functionality.

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High Security Features

Commercial trade windows are designed with advanced security features to meet safety standards for business premises. They have reinforced frames, robust locking mechanisms, and tamper-resistant hardware to prevent unauthorized access. These windows are built to withstand forced entry attempts, providing a secure environment for assets and personnel. With laminated glazing and impact-resistant materials, they offer enhanced security for commercial properties. Business owners can have peace of mind knowing that their establishments are prioritizing safety and security.

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Highly secure system with secure locking systems as standard
Infinity Flush Sash

Become an approved Dekko Installer to access a wealth of benefits

From Residence 9 timber effect windows to Infinity flush windows and Residence 7 windows to the latest Deceuninck window prices, why should you become a Dekko approved installer?

You will gain access to the highest quality windows and doors manufactured and supplied directly to you, access to three trade counters to purchase products and essential hardware at competitive trade prices. You will also see a noticeable increase in your installation requests, plus:

Find out more about partnering with Dekko today

Start your project

Schedule your complimentary quote consultation with a nearby specialist consultant who will:

  1. Provide you with an exact, obligation-free quotation.
  2. Present creative suggestions and practical remedies.
  3. Display product samples.
  4. Perform essential measurements as required.

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Fast delivery and would highly recommend

"Ordered double glazed window for our shop. Dealt with Nathan on the Trade Counter, who was excellent and went above and beyond the usual customer service. Window was very well made and arrived with no problems. Fast delivery and would highly recommend."

Tony Spooner

The windows look fantastic

"Recently used Dekko Windows to supply the windows and aluminium bi-fold doors for our renovation project. We paid a short visit to their showroom where Rob and Neil were really helpful, showing us around and providing options for us. We were really happy with the whole process and the windows look fantastic. Would definitely recommend this company."

Richard Kennedy

Very happy with the level of service and products

"I've been using Dekko Windows for a number of years now and have been very happy with the level of service and products. Rob and Neil have never failed to get back to me promptly with quotes and lead times etc and Leon the delivery guy is always happy, friendly and helpful whenever unloading frames on site."

Peter Bain

Excellent service

"Excellent service. It's always a joy to deal with Rob, Neil and Leon. They always go out of their way to assist me with my projects and are very professional and friendly. Thanks again to the Swindon Dekko Team!"

Jordan King