GUTMANN MIRA TWT

Window System

The new window system has a wood width of only 68 mm. The face width 110 mm in double rebated. Our unique innovation: the fabricator can manufacture a complete window with the 68 mm x 68 mm timber cross-section. Frames, sashes, transoms or mullion - all components can be made in 68 mm. All common opening types and window constructions are possible.

  • Complete wood width of only 68 mm.  
  • Face width of only 110 mm in double rebate
  • Frames, sashes, transoms or mullion - all the components can be manufactured in 68 mm
  • All standard window sizes and opening types are possible.
  • Due to optimized profile geometry, low additional costs are necessary.
  • Instead of the twist holder previously used, a clip holder is now available.
Water tightnessWater tightnessE 900
Air permeabilityAir permeability4
Wind loadWind loadC3/ B3
Operating forcesOperating forces1

Test sample: Double-sashed tilt & turn window with operable center section (2,200 mm x 2,200 mm)

1 Element size: 1,230 mm x 1,480 mm | Wood species: Spruce | Wood thickness: 88 mm | Ug value: 0,6 W/m2K | Glass spacer: Thermix TX.N plus