Slim Windows

eynaers SL 38 windows and doors have been designed to replicate the ‘steel look’ or crittal style used in many traditional UK homes. The SL 38 offers the highest levels of performance with excellent levels of security, weather resistance and thermal insulation.With its slender look, the SL 38 is the perfect window and door for modern homes as well as for the renovation of steel-frames, where respecting the original design is of utmost importance.

Warm and Cosy

The SL 38 system is designed to offer class-leading insulation levels without compromising on the appearance of the window. The result is a window that will keep heat loss through the window to a minimum, withstand the worst that the British weather has to throw at it, and will help keep your energy bills down. 
• Industry-leading thermal insulation 
• Double or triple glazed options 
• Unique thermal profiles 
• U-value as low as 1.4 W/m2K 

safe and Secure

Reynaers SL 38 windows and doors are designed and tested to the most stringent security standards. Knowing that the window has been awarded the Secured by Design accreditation means you can rest assured that your home, your family and your prized possessions are as safe as can be from would-be intruders. 
• One of the most secure windows available 
• PAS24 
• Secured by Design 
• Multi-point locking mechanism 
• Lockable handle

Technical Specification

Understanding the technical specification of our bifold doors is vital, to ensure a perfect fit a look.

endless design possibilities

All Reynaers windows and doors are made to meet your exact requirements. From the design of the window, to the colour of the frame and handle, there are almost unlimited options. When you choose Reynaers, you can make your windows and doors truly individual, a design statement to be proud of.

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Need more information or ready to place an order? Get in touch with us today!

Brought to you by Reynaers

For over 50 years, Reynaers has been designing cutting-edge glazing solutions for some of the most iconic buildings in the world. Engineered without compromise, our range of aluminium windows and doors have been specified, time and again, by the world’s leading architects and construction companies.
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