BTS

BTS

Standards

Materials

BTS

  • Dimensions: 306 / 108 / 40 mm
  • Closing force: 3 (BTS FH 843) or 4 (BTS FH 844), not adjustable
  • Back-check: optional, adjustable
  • Closing speed: adjustable
  • Latching speed: adjustable
  • Opening angle: 130°
  • Hold-open as option, 90° or 105° (Mechanical hold open not allowed with fire- and smoke control doors!)