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Cavity Wall

A cavity wall lintel is suitable for all applications. When it comes to installing cavity lintels, the outer and inner leaves are raised in unison so as the lintel doesn’t twist on its side, and any blocks should run along the full inner flange length.
  • Birtley Heavy Duty Cavity Wall Lintel HD150

    • Hot-dip galvanize finish
    • Reduces thermal bridging
    From £171.92
    From £206.30
  • Birtley Heavy Duty Internal Wall Lintel SB140HDX

    • Hot-dip galvanize finish
    • Reduces thermal bridging
    From £51.51
    From £61.81
  • Birtley Single Leaf Internal Wall Lintel SB140

    • Hot-dip galvanize finish
    • Reduces thermal bridging
    From £33.78
    From £40.54
  • Birtley Standard Duty Cavity Wall Lintel CB130

    • Hot-dip galvanize finish
    • Reduces thermal bridging
    From £65.27
    From £78.32
  • Birtley Standard Duty Cavity Wall Lintel CB150

    • Hot-dip galvanize finish
    • Reduces thermal bridging
    From £56.52
    From £67.82
  • Birtley Standard Duty Cavity Wall Lintel CB90

    • Hot-dip galvanize finish
    • Reduces thermal bridging
    From £34.22
    From £41.06
  • Birtley Standard Duty Cavity Wall Lintel CB90/130

    • Hot-dip galvanize finish
    • Reduces thermal bridging
    From £72.71
    From £87.25
  • Birtley Standard Duty Cavity Wall Lintel CB90HD

    • Hot-dip galvanize finish
    • Reduces thermal bridging
    From £47.84
    From £57.41
  • Birtley Standard Duty Cavity Wall Lintel HS90

    • Hot-dip galvanize finish
    • Reduces thermal bridging
    From £83.64
    From £100.37
  • Birtley Standard Duty External Wall Lintel LA

    • Hot-dip galvanize finish
    • Standard Duty
    From £26.51
    From £31.81
  • Birtley Standard Duty External Wall Lintel MBL

    • Hot-dip galvanize finish
    • Reduces thermal bridging
    From £10.64
    From £12.77
  • Birtley Standard Duty Internal Wall Lintel SB100

    • Hot-dip galvanize finish
    • 150mm minimum end bearing
    From £30.73
    From £36.88

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