Great Energy Performance
SL38 gives you the choice of Standard or HI insulation levels – with U-Values down to 1.9 w/m2K, and fantastic Water and Wind performance.
SL38 gives you the choice of Standard or HI insulation levels – with U-Values down to 1.9 w/m2K, and fantastic Water and Wind performance.
With sightlines of just 65mm Outer-to-Sash, and 110mm from Sash-to-Sash – SL68 beats most other systems hands down.
All SL38 windows and window-doors are available with hidden hinges to further add to the system’s excellent design.
Super slim sightlines, with a minimum visible width frame (inward opening) of just 38.5 mm.
Maximum Width
Maximum Height
Maximum Glass Thickness
Choice of 3 Modern Frame Designs
Double or Triple Glazing
Highly insulated 3-chamber system
U Value | Down to 1.9 W/m²K |
Burglar Resistance | WK 2 |
Air | Class 3 (600 Pa) |
Water | Class 4A (150 Pa) |
Wind | Class C3 (1200 Pa) |
Document L | Compliant |
Contact us today for more information and a free, no-obligation quotation
The highly insulated Reynaers SL38 has a clean ‘steel look’ and is ideal for modern architecture.
Reynaers SL68 is a cost-effective premium aluminium casement window with super-slim slightlines.
Reynaers CS77 offers both inward and outward opening in a variety of shapes to suit any architectural project.