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IOU/A single leaf balcony door

IOU/A is a single leaf outwards opening balcony door, in which the outside surface is aluminium and the inside is wooden. Outside aluminium has the same standard colors than in windows.

IOU/A balcony door fills VTT`s circumstance test´s maximum values:
- air permeability class 4
- water tightness class E1200
- wind pressure resistance class C4

Standard aluminium colors are:

RAL 9010 (white)
RAL 7040 (light grey)
RAL 7024 (dark grey)
 RR 32 (dark brown)

Representation of the colours on the screen may differ from painted samples. Please always check the chosen shade from a printed color chart or painted sample.

Other aluminium colors are also available. The inside wooden parts can be painted, lacquered, protective coated or stained to desired shade. IOU/A balcony doors can also be manufactured as a pair doors.

Alavus parveke ovet puualumiini parvekeovet
Frame 170 mm
U-value [W/m2K] Rw [dB] Rw+C [dB]
(aircraft noise)
Rw+Ctr [dB]
(traffic noise)
IOU/A 14M 0,74  32   30   28 
IOU/A full glass 0,73 36 34  28 

IOU/A balcony door strengths


  • triple seal
  • 6 mm glass inside and outside as well as argon gas fill (triple sealed glass)
  • fully hardwared (espaglonette lock system, handle-operated venting hardware, pulling handle)
  • hardwood doorstep
  • SPU thermal insulation

Saatesti Alavus Parvekeovet en

Single leaf wood-aluminum balcony door IOU/A technical information

Structure: single leaf, outward opening door, total thickness 79 mm, frame structure glued laminated pine, thickness 68 mm, thermal insulation for windowless portion SPU board, thickness of windowless portion 52 mm. Door panel and frame with aluminium overlay.

Frame depth: 130, 150, 170, and 210 mm

Doorstep:Hardwood with aluminium protective strip

Seal: triple standard seal

Surface treatment: Wooden parts painted or stained, aluminium parts powder coated, anodised or Decoral wood pattern treated.

Hardware: 3 hinges Abloy 3248-110TMKSS, espagnolette Assa S3105 130, venting hardware Assa 150/4 handle-operated, handle Hoppe Tokyo 0710, handles both sides, break-in protection bar, turning/locking pin, interior pulling handle, cylinder locking option (Abloy CY803)

Glazing: triple glass, inner and outer glass 6 mm, double selective + argon. Glass height can be selected according to adjacent window, for example 12M - 18M.

U-factor:  Starting at 0,73 W/m2K