Back Pressure Flaps

Back pressure flaps for installation in LBR hopper

Welded construction in Nederman blue painted steel plate with strong rubber seal. Type QF is mounted with galvanised QF nipple complete with galvanised flange. Concerning dimensions of QF edges, flanges etc. we refer to the data sheets for QF duct systems and flange duct systems, respectively.

    Back Pressure Flap QF Ø 200 For Bottom Inlet, Vertical

    ArtNo: 7943931

    Průměr (mm)
    200
    Connection
    QF
    Back Pressure Flap QF Ø 250 For Bottom Inlet, Vertical (inner part + extension)

    ArtNo: 7943932

    Průměr (mm)
    250
    Connection
    QF
    Back Pressure Flap QF Ø 315 For Bottom Inlet, Vertical

    ArtNo: 7943933

    Průměr (mm)
    315
    Connection
    QF
    Back Pressure Flap QF Ø 350 For Bottom Inlet, Vertical

    ArtNo: 7943934

    Průměr (mm)
    350
    Connection
    QF
    Back Pressure Flap QF Ø 400 For Bottom Inlet, Vertical

    ArtNo: 7943935

    Průměr (mm)
    400
    Connection
    QF
    Back Pressure Flap QF Ø 450 For Bottom Inlet, Vertical

    ArtNo: 7943936

    Průměr (mm)
    450
    Connection
    QF
    Back Pressure Flap QF Ø 500 For Bottom Inlet, Vertical (internal part + extension)

    ArtNo: 7943937

    Průměr (mm)
    500
    Connection
    QF
    Back Pressure Flap QF Ø 560 For Bottom Inlet, Vertical

    ArtNo: 7943938

    Průměr (mm)
    560
    Connection
    QF
    Back Pressure Flap QF Ø 630 For Bottom Inlet, Vertical (inner part + extension)

    ArtNo: 7943939

    Průměr (mm)
    630
    Connection
    QF
    Back Pressure Flap FL Ø 200 For Bottom Inlet, Vertical

    ArtNo: 7943940

    Průměr (mm)
    200
    Connection
    FL
    Back Pressure Flap FL Ø 250 For Bottom Inlet, Vertical

    ArtNo: 7943941

    Průměr (mm)
    250
    Connection
    FL
    Back Pressure Flap FL Ø 315 For Bottom Inlet, Vertical

    ArtNo: 7943942

    Průměr (mm)
    315
    Connection
    FL
    Back Pressure Flap FL Ø 350 For Bottom Inlet Vertical

    ArtNo: 7943943

    Průměr (mm)
    350
    Connection
    FL
    Back Pressure Flap FL Ø 400 For Bottom Inlet Vertical

    ArtNo: 7943944

    Průměr (mm)
    400
    Connection
    FL
    Back Pressure Flap FL Ø 450 For Bottom Inlet Vertical

    ArtNo: 7943945

    Průměr (mm)
    450
    Connection
    FL
    Back Pressure Flap FL Ø 500 For Bottom Inlet Vertical

    ArtNo: 7943946

    Průměr (mm)
    500
    Connection
    FL
    Back Pressure Flap FL Ø 560 For Bottom Inlet Vertical

    ArtNo: 7943947

    Průměr (mm)
    560
    Connection
    FL
    Back Pressure Flap FL Ø 630 For Bottom Inlet Vertical

    ArtNo: 7943948

    Průměr (mm)
    630
    Connection
    FL
    Back Pressure Flap FL Ø 710 For Bottom Inlet Vertical

    ArtNo: 7943949

    Průměr (mm)
    710
    Connection
    FL
    Back pressure flap SP ø200 for hopper inlet vertical, in endpanel

    ArtNo: 5502898

    Průměr (mm)
    200
    Connection
    Spiro
    Back pressure flap SP ø250 for hopper inlet vertical, in endpanel

    ArtNo: 5502899

    Průměr (mm)
    250
    Connection
    Spiro
    Back pressure flap SP ø350 for hopper inlet vertical, in endpanel

    ArtNo: 5502901

    Průměr (mm)
    350
    Connection
    Spiro
    Back pressure flap SP ø400 for hopper inlet vertical, in endpanel

    ArtNo: 5502902

    Průměr (mm)
    400
    Connection
    Spiro
    Back pressure flap SP ø450 for hopper inlet vertical, in endpanel

    ArtNo: 5502903

    Průměr (mm)
    450
    Connection
    Spiro
    Back pressure flap SP ø500 for hopper inlet vertical, in endpanel

    ArtNo: 5502904

    Průměr (mm)
    500
    Connection
    Spiro
    Back pressure flap SP ø560 for hopper inlet vertical, in endpanel

    ArtNo: 5502905

    Průměr (mm)
    560
    Connection
    Spiro