Installation Products | Roof Windows | Doors & Windows | MKM
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  • VELUX 550mm x 780mm Single Window Insulation & Underfelt Collars  BDX CK02 2000
    £27.00
    (per EA ex VAT)
    £32.40
    (inc VAT)
    Insulation Collar for EDL / EDP / EDZ / EDW (also includes BFX Underfelt Collar). For the ultimate in insulation, we recommend the VELUX ...

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    £27.00
    (per EA ex VAT)
    £32.40
    (inc VAT)
  • VELUX 780mm x 980mm Single Window Insulation & Underfelt Collars  BDX MK04 2000
    £30.60
    (per EA ex VAT)
    £36.72
    (inc VAT)
    Insulation Collar for EDL / EDP / EDZ / EDW (also includes BFX Underfelt Collar). For the ultimate in insulation, we recommend the VELUX ...

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    £30.60
    (per EA ex VAT)
    £36.72
    (inc VAT)
  • VELUX 1340mm x 980mm Single Window Insulation & Underfelt Collars  BDX UK04 2000
    £35.10
    (per EA ex VAT)
    £42.12
    (inc VAT)
    Insulation Collar for EDL / EDP / EDZ / EDW (also includes BFX Underfelt Collar). For the ultimate in insulation, we recommend the VELUX ...

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    £35.10
    (per EA ex VAT)
    £42.12
    (inc VAT)
  • VELUX 780mm x 1180mm Underfelt Collar & Drainage Gutter  BFX MK06 1000
    £21.60
    (per EA ex VAT)
    £25.92
    (inc VAT)
    Underfelt Collar and Transverse Drainage Gutter. The BFX Underfelt Collar ensures a fast connection between the VELUX Roof Window and the...

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    £21.60
    (per EA ex VAT)
    £25.92
    (inc VAT)
  • VELUX 780mm x 1400mm Underfelt Collar & Drainage Gutter  BFX MK08 1000
    £23.40
    (per EA ex VAT)
    £28.08
    (inc VAT)
    Underfelt Collar and Transverse Drainage Gutter. The BFX Underfelt Collar ensures a fast connection between the VELUX Roof Window and the...

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    £23.40
    (per EA ex VAT)
    £28.08
    (inc VAT)
  • VELUX 940mm x 1600mm Underfelt Collar & Drainage Gutter  BFX PK10 1000
    £25.20
    (per EA ex VAT)
    £30.24
    (inc VAT)
    Underfelt Collar and Transverse Drainage Gutter. The BFX Underfelt Collar ensures a fast connection between the VELUX Roof Window and the...

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    View more... Installation Products
    £25.20
    (per EA ex VAT)
    £30.24
    (inc VAT)
  • VELUX 550mm x 780mm Vapour Barrier  BBX CK02 0000
    £19.80
    (per EA ex VAT)
    £23.76
    (inc VAT)
    Vapour Barrier. The VELUX Vapour Barrier (BBX) stops warm, moist air from your home from entering your roof construction. It’s quick and ...

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    £19.80
    (per EA ex VAT)
    £23.76
    (inc VAT)
  • VELUX 780mm x 980mm Vapour Barrier  BBX MK04 0000
    £21.60
    (per EA ex VAT)
    £25.92
    (inc VAT)
    Vapour Barrier. The VELUX Vapour Barrier (BBX) stops warm, moist air from your home from entering your roof construction. It’s quick and ...

    Add For Collection

    Add For Delivery

    View more... Installation Products
    £21.60
    (per EA ex VAT)
    £25.92
    (inc VAT)
  • VELUX 550mm x 980mm Single Window Insulation & Underfelt Collars  BDX CK04 2000
    £27.90
    (per EA ex VAT)
    £33.48
    (inc VAT)
    Insulation Collar for EDL / EDP / EDZ / EDW (also includes BFX Underfelt Collar). For the ultimate in insulation, we recommend the VELUX ...

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    Add For Delivery

    View more... Installation Products
    £27.90
    (per EA ex VAT)
    £33.48
    (inc VAT)
  • VELUX 940mm x 1600mm Single Window Insulation & Underfelt Collars  BDX PK10 2000
    £36.00
    (per EA ex VAT)
    £43.20
    (inc VAT)
    Insulation Collar for EDL / EDP / EDZ / EDW (also includes BFX Underfelt Collar). For the ultimate in insulation, we recommend the VELUX ...

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    Add For Delivery

    View more... Installation Products
    £36.00
    (per EA ex VAT)
    £43.20
    (inc VAT)
  • VELUX 550mm x 780mm Underfelt Collar & Drainage Gutter  BFX CK02 1000
    £18.90
    (per EA ex VAT)
    £22.68
    (inc VAT)
    Underfelt Collar and Transverse Drainage Gutter. The BFX Underfelt Collar ensures a fast connection between the VELUX Roof Window and the...

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    Add For Delivery

    View more... Installation Products
    £18.90
    (per EA ex VAT)
    £22.68
    (inc VAT)
  • VELUX 550mm x 1180mm Underfelt Collar & Drainage Gutter  BFX CK06 1000
    £20.70
    (per EA ex VAT)
    £24.84
    (inc VAT)
    Underfelt Collar and Transverse Drainage Gutter. The BFX Underfelt Collar ensures a fast connection between the VELUX Roof Window and the...

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    Add For Delivery

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    £20.70
    (per EA ex VAT)
    £24.84
    (inc VAT)
  • VELUX 1140mm x 1180mm Twin Window Insulation & Underfelt Collars  BDX SK06 2011
    £70.20
    (per EA ex VAT)
    £84.24
    (inc VAT)
    Insulation Collar for EBL / EBW for twin installations (18mm gap). For the ultimate in insulation, we recommend the VELUX BDX Insulation ...

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    £70.20
    (per EA ex VAT)
    £84.24
    (inc VAT)
  • VELUX 550mm x 1180mm Vapour Barrier  BBX CK06 0000
    £21.60
    (per EA ex VAT)
    £25.92
    (inc VAT)
    Vapour Barrier. The VELUX Vapour Barrier (BBX) stops warm, moist air from your home from entering your roof construction. It’s quick and ...

    Add For Collection

    Add For Delivery

    View more... Installation Products
    £21.60
    (per EA ex VAT)
    £25.92
    (inc VAT)
  • VELUX 660mm x 1180mm Vapour Barrier  BBX FK06 0000
    £21.60
    (per EA ex VAT)
    £25.92
    (inc VAT)
    Vapour Barrier. The VELUX Vapour Barrier (BBX) stops warm, moist air from your home from entering your roof construction. It’s quick and ...

    Add For Collection

    Add For Delivery

    View more... Installation Products
    £21.60
    (per EA ex VAT)
    £25.92
    (inc VAT)
  • VELUX 550mm x 1180mm Single Window Insulation & Underfelt Collars  BDX CK06 2000
    £29.70
    (per EA ex VAT)
    £35.64
    (inc VAT)
    Insulation Collar for EDL / EDP / EDZ / EDW (also includes BFX Underfelt Collar). For the ultimate in insulation, we recommend the VELUX ...

    Add For Collection

    Add For Delivery

    View more... Installation Products
    £29.70
    (per EA ex VAT)
    £35.64
    (inc VAT)