SlimPatio 68


SP 68 Sliding Door System

SlimPatio 68 is a sliding patio door system with an ultra slim profile, concealed frames to provide comfort, elegance, maximum natural light and uninterrupted views.

Its stylish design and integrated innovative technologies guarantee ultimate performance with regard to wind resistance, water tightness and thermal insulation, to meet the most exacting of standards. SlimPatio 68 offers the design freedom to create contemporary living spaces.

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  • Features
  • Downloads
  • Technical information
  • Opening options

Multiple choice of opening options

This sliding system offers a multiple range of opening possibilities, from elements which slide over 2-rail and 3-rail solutions.

Design freedom

The sliding system SlimPatio 68 offers the design freedom required to create contemporary living spaces, combining ultimate brightness with maximum comfort.

Excellent thermal performance

SlimPatio 68 offers industry-leading insulation values without compromising on the appearance of the door. The result is a patio door system that will keep heat loss to a minimum, withstand the worst that the British weather has to throw at it, and will help reduce energy bills.

  • Glazing 32mm as a UK stocked standard, with up to 36mm also available as an option
  • Unique thermal insulation profiles
  • U-value as low as 1.4W/m2K

Style Options

  • Glazing 32mm as a UK stocked standard, with up to 36mm also available as an option
  • Weathertight wrap around gaskets
  • Choice of 2  and 3 rail bottom profile options to be installed as flush threshold
  • Standard RAL 7016 frame option with unlimited colour option (non-UK stock)
  • Large thermal breaks for enhanced thermal properties



Visible width (mm) from as low as

Head rail - 32, Bottom rail - 50, Lock jamb - 74, Fixed light jamb - 40.

Overall system depth vent (mm) from as low as

Head rail - 45, Bottom rail - 45, Lock jamb - 72, Fixed light jamb - 50.

Maximum vent height (mm)


Maximum vent weight (kg)


Glass thickness (mm)

from 32 to 36

Glazing method

Wrap around gaskets

Thermal insulation

32 mm and 36 mm fibreglass reinforced polyamide strips.



  • Acoustic performance

    Rw (C; Ctr) = 40 (-1,-3) dB Acoustic test performed with sample element size 3780 x 2500mm (vent size 1869 x 2406mm) XO configuration.

  • Air tightness max. test pressure

    600Pa (Class 4)

  • Water tightness


  • Wind load resistance, max. test pressure

    2000Pa (5)

  • Wind load resistance to frontal deflection

    C (s1/300)


  • Thermal insulation EN ISO 10077-2

    Uf (U-value of frame) down to 2.5W/m²K depending on the frame/vent combination and the glass thickness.
    Uw (U-value of total element) 1.47W/m2K (2000x2180mm).
    Uw (U-value of total element) 1.4W/m2K (2500 x 2180mm).
    Both calculations achieved with centre pane Ug value 1.0W/m2K, Psi value 0.036W/mK.
    DER (Door Energy Rating) = B9

Opening options