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Roof Cowls

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Extract cowls to keep the weather out, mounted externally on roofs.

Displaying 1 to 24 (of 24 products)
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  • SWC FibreGlass Wall Cowl. Suitable for fans 250mm & 315mm • Protects fan openings prevailing weather conditions • Minimises resistance to airflow • Manufactured from GRP - colour (goose wing grey) impregnated into gel coat • Complete with integra ...
    Model : SWC25/31

    Our Price:  £64.00

  • SWC FibreGlass Wall Cowl. Suitable for fans 350mm & 400mm • Protects fan openings prevailing weather conditions • Minimises resistance to airflow • Manufactured from GRP - colour (goose wing grey) impregnated into gel coat • Complete with integra ...
    Model : SWC35/40

    Our Price:  £94.00

  • SWC FibreGlass Wall Cowl. Suitable for fans 450mm & 500mm • Protects fan openings prevailing weather conditions • Minimises resistance to airflow • Manufactured from GRP - colour (goose wing grey) impregnated into gel coat • Complete with integra ...
    Model : SWC45/50

    Our Price:  £138.00

  • SWC FibreGlass Wall Cowl. Suitable for fans 560mm & 630mm • Protects fan openings prevailing weather conditions • Minimises resistance to airflow • Manufactured from GRP - colour (goose wing grey) impregnated into gel coat • Complete with integra ...
    Model : SWC56/63

    Our Price:  £193.00

  • Helios DDF-315 Roof Cowl ...
    Model : DDF-315

    Our Price:  £149.00

  • Jet Cowl Ventilation hood for air exit above roof, suitable for both industrial and comfort ventilation. The air is ejected in an upwards-directed jet. This avoids contaminating the air in the vicinity of the hood, and soiling of the area around the ...
    Model : HN

    Our Price:  £179.00

  • Roof Axial Cowl ONLY - RAW1000 Suitable for Plate Axial fans. Download resistance charts HERE. See sizes of the cowl and base requirements HERE. ...
    Model : RAW1000

    Our Price:  £929.35

  • Roof Axial Cowl ONLY - RA250 to suit Plate Axial Fan 200mm or 250mm Download resistance charts HERE. See sizes of the cowl and base requirements HERE. ...
    Model : RAW250

    Our Price:  £181.59

  • Roof Axial Cowl ONLY - RA315 to suit Plate Axial Fan 300mm or 315mm Download resistance charts HERE. See sizes of the cowl and base requirements HERE. ...
    Model : RAW315

    Our Price:  £223.45

  • Roof Axial Cowl ONLY - RA350 to suit Plate Axial Fan 350mm Download resistance charts HERE. See sizes of the cowl and base requirements HERE. ...
    Model : RAW350

    Our Price:  £223.45

  • Roof Axial Cowl ONLY - RA450 to suit Plate Axial Fan 400mm or 450mm Download resistance charts HERE. See sizes of the cowl and base requirements HERE. ...
    Model : RAW450

    Our Price:  £272.00

  • Roof Axial Cowl ONLY - RA560 to suit Plate Axial Fan 500mm or 560mm Download resistance charts HERE. See sizes of the cowl and base requirements HERE. ...
    Model : RAW500/560C

    Our Price:  £351.80

  • Roof Axial Cowl ONLY - RAW630 Suitable for 630mm & 710mm Plate Axial fans. Download resistance charts HERE. See sizes of the cowl and base requirements HERE. ...
    Model : RAW630C

    Our Price:  £419.00

  • Roof Axial Cowl ONLY - RAW800 Suitable for 800mm Plate Axial fans. Download resistance charts HERE. See sizes of the cowl and base requirements HERE. ...
    Model : RAW800

    Our Price:  £648.00

  • Galvanised Steel Vent Fitting - Cowl - Provided with a female connection which fits outside a ventilation duct. For sizes select above. ...
    Model : HU

    Our Price:  £29.00

  • The VHE Roof Cowl can be used for air intake and ejection in both industrial and residential buildings. Typically, VHE roof cowl are made of galvanised sheet metal, but upon request they can also be made of acid-proof steel, aluminium or steel coa ...
    Model : VHE

    Our Price:  £13.04 £14.49

  • Dektite Ezi-Seal Flashing Dektite® EZi-Seal™ features a revolutionary closed-cell foam gasket which is non-absorbant and non-porous. It hugs the roof line to provide a watertight seal without the need for silicone. Dektite flexible pipe flashings ...
    Model : DFE

    Our Price:  £22.08

  • Dektite Original Flashing The original watertight flashing for hot or cold flues and pipes on metal roofs. A tough weather tight seal and a strong flexible base, the all-in-one flashing that started the revolution. Dektite flexible pipe flashings ...
    Model : DFE203RE

    Our Price:  £29.00

  • Universal Roof Vent for Ducting - Fits 100-160mm This 5 in one roof vent is universal and can be used for : Duct Sizes - 100mm/110mm/125mm/150mm/160mm The vent has a section which can be cut to adapt to each size. Comes complete with square lea ...
    Model : 1395

    Our Price:  £107.00

  • The SELDEK- Aluminium won't stain or corrode roofs and gutters. The EPDM cone, which is trimmed on site to fit, is ingeniously locked to high grade and malleable 99.9% pure aluminium base. The fast economical way to flash a tile roof. • DEKS SDA100 ...
    Model : SDK

    Our Price:  £34.17

  • Stepped adaptor is included for fitting to 100, 125 and 150mm ducting. Features Large free area of 20,000mm2 for high flow system performance Low profile design makes it unobtrusive on the roof line Easy installation and interlocking with adjacen ...
    Model : SLATE-VENT

    Our Price:  £59.00

  • TILEVENT Universal Roof Outlet is suitable for most popular interlocking and pan tiles. High performance and low resistance, ideal for heat recovery, positive input ventilation and standard extractors. Colour: Brown Not suitable for airflows ...
    Model : TILEVENTBR

    Our Price:  £59.00

  • TILEVENT Universal Roof Outlet is suitable for most popular interlocking and pan tiles. High performance and low resistance, ideal for heat recovery, positive input ventilation and standard extractors. Colour: Grey Not suitable for airflows ...
    Model : TILEVENTGRY

    Our Price:  £59.00

  • Provides weather protection for a 100mm PVCu rigid ducted outlet. (100mm inside diameter, 110mm outside) Pushfit and secured with solvent adhesive. Grey. Cowl diameter: 200mm w201 x h101 ...
    Model : VC10

    Our Price:  £22.85

Displaying 1 to 24 (of 24 products)
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