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Knee Wall Access Door

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Knee Wall Access Door

Contact us for availability!

Please check refund policy before purchasing.

Style:
Size:
  • DWK
    • Fully assembled and ready for quick installation  ready for quick installation
    • 3 year warranty  3 year warranty
    • Thermal Performance:
      • U-value: 0.19 BTU/hft² F for excellent insulation.
      • Insulation Thickness: 1 1/8 inches for improved thermal efficiency.
      • R-value: 5.2 for added energy savings.

     

    The Knee Wall Access Door DWK is designed for installation in L-shaped walls. It offers excellent thermal insulation with an R-value of 5.2, ensuring minimal heat loss. The door features high air tightness for enhanced energy efficiency and can be installed with either a right or left opening. It comes standard with lining slats for a clean, finished look.



    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 - Features:

      • U-value: 0.11 BTU/hft² F for superior insulation.
      • Insulation Thickness: 2 3/8 inches for enhanced thermal performance.
      • R-value: 8.9, providing excellent energy efficiency and reducing heat loss.
    The DWF Fire-Resistant Knee Wall Access Doors are designed for installation in vertical walls, providing safe access to non-habitable spaces. These doors offer 45-minute fire resistance (EN13501 – EI145 classification) to help prevent the spread of fire. The doors are universal, allowing for either left or right opening. The sash is 2 5/8" thick, made from pinewood veneered with HDF board on both sides, filled with mineral wool for added insulation and fire protection.

    DWT


    • Fully assembled and ready for quick installationready for quick installation
    • 3 year warranty3 year warranty

    • DWT Knee Wall Access Door - Features:

      • U-value: 0.11 BTU/hft²F (0.6 W/m²K) for excellent thermal insulation.
      • Insulation Thickness: 2 3/8 inches, providing a high R-value of 9.5 for superior heat retention and energy efficiency.

     

    The DWT Knee Wall Access Doors feature a highly energy-efficient design with a 2 5/8" thick sash fully filled with thermo-insulating material, offering an R-value of 9.5 to minimize heat loss. These doors come standard with a handle and finishing lining, and can be installed with either a right or left opening for versatility.

     

    Installation Instructions:

    DWK        

    DWF


KNEE WALL ACCESS DOOR

DIMENSIONS

  

21 x 31

 27 x 35

24 x 43 *

(60 x 110cm)

27 x 43 *

(70 x 110cm)
Rough opening AxB 21½ x 31¼ 27½ x 35¼ 24½ x 43¼ 27½ x 43¼
Frame external dimensions WxL 21 x 31 27 x 35 24 x 43 27 x 43
Frame internal dimensions MxN 19 x 28¾ 24¾ x 32¾ 21 x 40½ 24⅞ x 40½
Frame depth S 3⅜ 3⅜ 3⅜ 3⅜
Frame thickness Z 1 1 1

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