Optio BSC94 lift and slide sliding door


Folding and Sliding Doors


Durable, robust, trusted.

For those looking for effortless operation, look no further than our premium lift and slide door. Its vital statistics are impossible to ignore. Thermal U-Values of 1.5W/m2K (triple glazed). Panel weights of up to 400Kg. Sightlines as little as 45mm. The list goes on. As do the benefits, including multiple configurations and a wide choice of colour finishes.

BSC94 Lift and Slide Data sheet

Click this link to access the NBS Chorus page for this product and specify it for your project:

NBS BSC94 Lift and Slide

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Design features

  • Accepts 20 – 31mm double glazing
  • Max 400kg panel weight


  • Available as Inline Sliding
  • Slimmer sightline of 45mm available
  • Multiple sliding configurations Mono or Dual rail options
  • Available in single and dual colour
  • Anodised finishes also available
  • Range of hardware and security features
Acoustic performance (dB) : npd npd
Air tightness (Pa) : Class 4 (600 Pa) Class 4 (600 Pa)
Water tightness (Pa) : Class 7a (300 Pa) Class 7a (300 Pa)
Wind load (Pa) : C3 (1200 Pa) C3 (1200 Pa)
U value W/m²K (Double glazing) (Mono rail) : 1.6 W/m²K -
U value W/m²K (Triple glazing) (Mono rail) : 1.4 W/m²K -
U value W/m²K (Double glazing) (Duo rail) : 1.7 W/m²K 1.7 W/m²K
U value W/m²K (Triple glazing) (Duo rail) : 1.5 W/m²K 1.5 W/m²K
Certifications : C Rated C Rated
Opening : Lift & slide Lift & slide
Mono Rail : X -
Duo Rail : X X
Size limits
Max Vent Weight : 400kg 400kg
Max Frame Height : 3000 mm 3000 mm
Sightline (Head) : 130.5 mm 130.5 mm
Sightline (Cill) : 130.5mm 130.5mm
Sightline (Jamb) : 130.5 mm 130.5 mm
Max sash width (mm) : 2000 mm 2000 mm
Sightlines : 100 mm 45mm
Dual color option : X X
Multi-point locking : X X
Glazing options : Internal Internal
Glazing thickness : 20mm - 31mm 20mm-31mm