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Slimline Aluminium Windows

Our slimline aluminium windows feature exceptionally slim frames creating a sleek, refined aesthetic. This is a unique selling point as this will raise your customers' market value in their home. These modern windows allow exceptional views across any property uninterrupted. Homeowners are increasingly choosing slimline aluminium windows to fill their living space that natural light, helping it to look brighter and feel bigger as a result. Even with slim frames, they are impressively strong and durable. This makes slimline aluminium windows the product of choice for the discerning homeowner looking to bring their property right up to date.
  • Reynaers Slimline 68 aluminium profile
  • Dual colour options
  • U-values as low as 1.1W/m2K
  • Window energy rating up to A++
  • Entirely secure with BSI PAS 24 and Secured By Design accreditation
Slimline aluminium windows are a modern home improvement solution ideal for both modern and traditional properties alike due to their clean lines and slim frames. They boast a hoard of benefits for homeowners due to their versatile nature and innovative design. Manufactured using premium class aluminium, you can be sure to receive products that meet the highest standards. This will help enhance your customers' satisfaction when they choose their aluminium windows.
Slimline Aluminium Window
Slimline Aluminium Window 1
Slimline Aluminium Windows 3
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Ultra-slim profiles and sleek aesthetics

Our slimline aluminium windows have been specially designed to meet the growing demand within the home improvement industry for an outwards opening window with an exceptionally slim profile. These windows are perfectly suited for use in residential properties due to their design, allowing for a maximised glass area. This allows for an inflow of natural lighting, making a property feel bigger and brighter. Reynaers Slimline 68 windows are also ideal as replacement windows due to their 68mm frame depth. This allows them to sit within the existing plaster line.

Why choose our slimline aluminium windows?

  • Versatile design that suits all properties
  • High thermal performance due to industry leading thermal insulation
  • Meets the BSI PAS 24 standard and is Secured By Design accredited
  • An outstanding choice of design options and RAL colours to choose from
  • Choose from Reynaers Elementary or Fab & Fix hardware
  • Hundreds of colour options including dual colour combinations


Endless design possibilities     Slimline Aluminium Window supply

Our slimline aluminium windows are available in hundreds of RAL colour options. This ensures you will provide your valued customers with a superior product that not only meets their needs but also matches the style of their home. We also offer dual colour options that allow the functionality to select different internal and external shades. By choosing Dempsey Dyer, this gives your customer infinite design possibilities. Our slimline aluminium windows are durable and high performing while also being highly customisable. Give your customers the option of installing  beautiful designs in their home. 


Energy efficient glazing options

Our slimline aluminium windows come with the choice of either double or triple glazing in a range of different decorative styles. Our double glazed profiles reach u-values as low as ¼ W/m2K and receive an energy rating of A. Our triple glazed profiles reach u-values as low as 1.0 W/m2K and give you an energy rating of A++. When your customer chooses this option, they will benefit from extra natural light that will enhance their home. The addition of thermal efficiency will ensure your customer will save on their energy bills, as the temperature will be regulated.

Inform your customer that these windows will include subtle design options that improves their energy efficiency even further. This includes a polyamide thermal break and multi framed chambers that increase the level of warmth in your customers’ home.


Premium hardware options

Our trade supply of Reynaers slimline aluminium SL 68 windows come with their standard Elementary handles (F and FF). We also offer their range of Fab & Fix hardware. This range is high performing and offers high security as standard. Your customers will receive smooth performance across thousands of uses over many years.

In addition, these aluminium windows will provide a high level of comfort alongside excellent acoustics and thermal performance. This will result in a naturally warmer window all year round. The windows are accredited by Secured by Design, which is a police backed initiative that makes sure every building is safe to live in. Let your customers know that this ensures maximum safety for many years to come.

Performance Benefits

High performing aluminium windows

With our Reynaers SL 68 slimline aluminium windows, homeowners do have to choose between style and performance. This aluminium profile has been carefully designed by a highly experienced team of engineers and put through a stringent testing regime to ensure superior performance. These slimline aluminium windows offer style, thermal efficiency, security, noise elimination and leading weather resistance as standard. Your customer will benefit from exceptional panoramic views, keeping the original daylight in their home.


Our slimline aluminium windows are designed and tested to rigorous  standards. They feature the latest security hardware such as hinge side brackets, multi-point locking mechanisms and lockable handles. Help your customers protect what matters most thanks to the advanced security capabilities of our sleek, slimline aluminium windows. They are accredited by PAS 24 and Secured by Design, helping your customers’  home become safe in the long term.

Noise elimination

The Reynaers Slimline 68 window offers market leading levels of noise elimination due to its suitability for residential properties. The system is flexible enough to allow for the inclusion of a glazed unit of up to 43mm thick which makes it possible to incorporate sophisticated acoustic glazing. This is perfect for those that live near busy roads, railways or airports.

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If you want to know more about our products, processes and accreditations, fortunately we offer a range of downloads. Download a range of literature free of charge, to refer to in your own time.

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Installers and other businesses can only work effectively if they have a reliable trade supply service – offering the highest performing products. Luckily, here at Dempsey Dyer we only supply the latest options from market leaders. This guarantees quality, performance and durability – regardless of the product choice.


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