Barrier-free threshold

The threshold belongs to the most sensitive parts of french doors. Especially in the threshold area thermal insulation and air tightness is a real challenge. With our new barrier-free threshold we are offering a product that meets all requirements on modern and safe construction ergonomics.

Advantages

• The thermally separated aluminium sill is possible for barrier-free threshold acc. to DIN 18040 with a maximum height of 20 mm
• Increased air-tightness due to unique, horizontal additional locking, making larger sash widths possible
• Visually attractive solution by small face widths
• Standard fittings applicable as surface mounted or concealed option for an attractive appearance
• Application as window for punched openings or, with outer frame extension, for integration into curtain wall
• Substructure of sill with standard enlargement of FRAME⁺ series
• Infill thicknesses 22 to 68 mm
• Opening options:
  One-leaf: turn and turn-tilt
  Double-leaf: turn-tilt/turn and turn/turn