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Deceuninck Windows and Doors Supplier

High performance PVCu products

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Deceuninck uPVC windows

The difference that Deceuninck windows and doors provide

Deceuninck is a leading extruder of premium PVCu profile. They supply us with an extensive range of high performing products from flush sash window systems to their innovative Slider 24 sliding patio door system. Many of our customers ask us ‘Deceuninck windows vs Rehau – what’s the difference?’ Deceuninck is industry renowned for quality and the Deceuninck brand is synonymous with excellence. With production and sales facilities across Europe, North America, and Asia, Deceuninck is a global industry specialist.

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Golden oak patio with d-handle
Deceuninck flush sash window

Optimised Installation Efficiency for Trade Professionals

Deceuninck window systems are designed for outstanding energy efficiency and durability, with the installer in mind. Trade professionals benefit from streamlined design features that simplify on-site installation—reducing time and minimising waste. With clear, trade-focused technical documentation and dedicated support, Deceuninck systems integrate smoothly into various project environments, ensuring a quicker turnaround and improved overall project performance.

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Robust Security and Customisation for Modern Projects

Our Deceuninck products offer more than just a premium aesthetic; they deliver robust security and customisable options tailored for today’s demanding construction standards. Featuring reinforced glazing options and reliable locking mechanisms, these systems meet strict industry benchmarks. Additionally, with a versatile range of design options—from 2500 Chamfered to 2800 Decorative profiles—installers can select the ideal balance of traditional heritage finishes and contemporary simplicity to suit each unique project.

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uPVC sliding patio door
Close op showing the wood foil finish on our Decueninck windows and doors

Aesthetics

Deceuninck PVCu windows are available with either a 2500 Chamfered profile or 2800 Decorative profile.  Both styles provide an attractive aesthetic giving you a window profile for traditional and contemporary properties.

Deceuninck uPVC window in golden oak

Performance

Deceuninck trade windows and trade doors are A++ rated for energy efficiency.  They can be double or triple glazed and are compatible with a range of durable and attractive hardware. With this in mind, Deceuninck uPVC windows prices are some of the best the industry has to offer.

High quality locking system for our windows

Security

Deceuninck profiles can accommodate reinforced glazing to boost security.  They can also be fitted with high security locking systems which meet industry standards for safety and security.

  • Colour
  • Furniture
  • Glazing
  • Downloads

    • Colour

    A range of classic and contemporary colours

    Deceuninck PVCu products are available in a wide range of foils and colour coated finishes. Select Golden Oak or Rosewood for a realistic natural woodgrain look. For contemporary properties go for Chalk White or Eclectic Grey.

    Furniture

    Fashionable furniture from Deceuninck

    Deceuninck products are compatible with all standard security hardware. This helps to provide a versatile solution to any application.

    Glazing

    Glazing for any application

    Available with numerous glazing options.  Select obscure glazing to increase privacy or leaded and decorative glazing to add character to a property.

    Downloads

    Available Deceuninck Products

    Deceuninck uPVC flush sash bow window

    uPVC

    Deceuninck Windows

    Deceuninck PVCu windows combine attractive aesthetics with a low maintenance finish and a thermally efficient design. Using the latest technological advancements, they are easy to install with limited on-site disruption.

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    Sliding patio door close up with golden oak finish

    uPVC

    Slider 24 Sliding Patio Doors

    Slider 24 patio doors provide a smooth functionality with every opening and closing. Low threshold uPVC doors give easy access while robust hardware creates a super secure patio door system.

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    Close op showing the wood foil finish on our Decueninck windows and doors

    uPVC

    Deceuninck 2500

    Advanced Deceuninck 2500 PVCu profiles are a huge hit with customers looking for high-quality PVCu windows and doors. This sharp, bold profile is visually appealing whilst offering all the protection and performance expected from a modern window and door system.

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    Close up Deceuninck 2800 PVCu window

    uPVC

    Deceuninck 2800

    The Deceuninck 2800 PVCu system is one of the leading window and door systems on the market today. Built from Deceuninck, an industry name that you know you can trust, we use it to fabricate a range of high-quality PVCu windows.

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    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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    Testimonials

    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