SPECIFICATIONS

Acoustic insulation, Type A DUO:
∙ with wooden door frame (the fixed DUO frame or the adjustable DUO frame)
– single and double leaf doors – class: 27 dB
Acoustic insulation, Type B DUO:
∙ with wooden door frame (the fixed DUO frame or the adjustable DUO frame)
– single leaf doors – class: 37 dB
– double leaf door – class 32 dB [the specific acoustic insulation coefficient obtained while
testing the “90+90” door: RW(C, Ctr)=36 (-1,-2) dB]
Mechanical class: mechanical resistance requirement class 2, i.e. average service
conditions

 DOOR DIMENSIONS

• Wooden fixed DUO frame or adjustable DUO frame:
  ∙ Dimensions: max. width of the “90” single door – 993 mm, max. height: 2500 mm
  ∙ Dimensions: max. width of the “90+90” double door – 1908 mm, max. height: 2500 mm

 DOOR LEAF STRUCTURE

• Non-rebated system door leaf. The door leaf structure consists of a rail and stile set madeof coniferous wood, topped with HDF board on both sides. The Type A core is made of solid chipboard, the Type B core is the special POL-SKONE structure. The rated thickness of the door leaf is 40 mm.

 DOOR FRAME 

• Pine wood fixed DUO frame – optionally with masking strips, a quarter round or the wooden adjustable DUO frame with widening panels and architraves.
• The door frame is painted, veneered or covered with a foil matching the colour of the door leaf.

Standard equipment

• Hidden hinge (adjustable in 3 planes)
  – 2 pcs to the height of 2150 mm
• Lock:
  – single leaf doors – a cylinder type magnetic lock or a key type magnetic lock
  – double leaf doors – a cylinder type lever tumbler lock or a key type lever tumbler lock
• Drop seal

   AUXILIARY EQUIPMENT

• Surface-mount or hidden door closer
• Additional mortise or surface-mount lock
• Surface-mount solenoid keepers supplied by ASSA ABLOY,DORMA or GEZE
• Viewer