Drzwi kolankowe DWK

The L-Shaped combination door

  • DWK


    • Fully assembled and ready for quick installationready for quick installation
    • 3 year warranty3 year warranty
    DWK
    • 0,19 BTU/hft²F loft ladder hatch U-value 1 1/8 insulation thickness 5.2 attic ladder R-value
    The L-shaped door DWK is intended to be built into L-shaped walls. Superb thermo-insulating parameters R-value 5.2 along with high air tightness keep heat-loss to a minimum. The L-shaped doors may be installed in right or left opening versions. As standard the door is provided with lining slats.
  • DWF


    • Fully assembled and ready for quick installationready for quick installation
    • Fire - resistant hatchfire classification as per EN 13501:2 - EI145
    • 3 year warranty3 year warranty
    DWF
    • 0,11 BTU/hft²F loft ladder hatch U-value 2 3/8 insulation thickness 8.9 attic ladder R-value
    The DWF fire-resistant L-shaped combination doors are intended primarily for installation in vertical walls. These doors ensure access to non-habitable rooms located behind vertical wall as well as protect for 45 minutes against the spread of fire (classification as per EN13501 – EI145). The DWF L-shaped combination doors are universal, hence they can be installed with left as well as right direction of opening. Sash with a thickness of 2 5/8" made of pinewood veneered on both sides with HDF board in white filled with mineral wool
  • DWT


    • Fully assembled and ready for quick installationready for quick installation
    • 3 year warranty3 year warranty
    DWT
    • 0,11 BTU/hft²F (0.6 W/m²K) loft ladder hatch U-value 2 3/8 insulation thickness 9.5 attic ladder R-value

    The DWT L-Shaped combination doors are new and highly energy efficient design. The 2 5/8" thick sash fully filled with thermo-insulating material, provides an excellent barrier reducing heat loss (R-value 9.5). The doors as standard are equipped with handle and finishing lining. The doors can be installed in two versions of opening (right or left).

 

 

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