Roof & Wall Cowls

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

Displaying 1 to 24 (of 47 products)
Dektite Combo Pipe Flashing - DC210REC
Dektite Combo Pipe Flashing - DC210REC
£ 589.00
Dektite® Combo SIZE: 350 - 760mm Flash over or around Use as standard Dektite®, or when retrofit is required, cut and fit around pipe and join with clips (supplied). Perfect for Flashing Pipes...
Elta Wall Cowl SWC25/31
Elta Wall Cowl SWC25/31
£ 138.37
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 ...
Elta Wall Cowl SWC35/40
Elta Wall Cowl SWC35/40
£ 145.74
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 ...
Elta Wall Cowl SWC45/50
Elta Wall Cowl SWC45/50
£ 203.02
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 ...
Elta Wall Cowl SWC56/63
Elta Wall Cowl SWC56/63
£ 301.70
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 ...
Flat Roof Terminal -OFT 1 - Felt & Asphalt 110mm
Flat Roof Terminal -OFT 1 - Felt & Asphalt 110mm
£ 37.45
OFT 1 Flat Roof Vent/Terminal Product features and benefits: *Large free vent area/Low Pa resistance Application: Allows termination through a flat roof to ducting up to 110mm, With the spigot...
Flat Roof Terminal -OFT 5 - Asphalt
Flat Roof Terminal -OFT 5 - Asphalt
£ 97.37
OFT 5 Flat Roof Vent/Terminal This is the 150mm version. Product features and benefits: *Large free vent area/Low Pa resistance Application: Allows termination through a flat roof to ducting up...
Flat Roof Terminal -OFT 5 - Bitumen
Flat Roof Terminal -OFT 5 - Bitumen
£ 97.37
OFT 5 Flat Roof Vent/Terminal This is the 150mm version. Product features and benefits: *Large free vent area/Low Pa resistance Application: Allows termination through a flat roof to ducting up...
Flat Roof Terminal -OFT 5 - EPDM
Flat Roof Terminal -OFT 5 - EPDM
£ 95.23
OFT 5 Flat Roof Vent/Terminal This is the 150mm version. Product features and benefits: *Large free vent area/Low Pa resistance Application: Allows termination through a flat roof to ducting up...
Helios DDF-200 Roof Cowl
Helios DDF-200 Roof Cowl
£ 156.60
Helios DDF-200 Roof Cowl, suitable for 200mm duct. Please ask for details of other sizes....
Helios DDF-250 Roof Cowl
Helios DDF-250 Roof Cowl
£ 169.95
Helios DDF-250 Roof Cowl, suitable for 250mm duct. Please ask for details of other sizes....
Helios DDF-315 Roof Cowl
Helios DDF-315 Roof Cowl
£ 222.39
Helios DDF-315 Roof Cowl, suitable for 315mm duct. Please ask for details of other sizes....
Helios DDF-400 Roof Cowl
Helios DDF-400 Roof Cowl
£ 353.98
Helios DDF-400 Roof Cowl, suitable for 400mm duct. Please ask for details of other sizes....
Jet Cowl Ventilation Outlet - HN
Jet Cowl Ventilation Outlet - HN
£ 234.33
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 vicinit...
Miniflow SMF Horizontal Roof Cowl SMF13
Miniflow SMF Horizontal Roof Cowl SMF13
£ 100.30
Miniflow SMF Horizontal Roof Cowl SMF13 Applications This unit is ideally suited for toilets, bathrooms and shower rooms. Max Duty - 360 m3/hr Casing The top cowl and fan support hous...
Miniflow SMF Horizontal Roof Cowl SMF20/30
Miniflow SMF Horizontal Roof Cowl SMF20/30
£ 146.10
Miniflow SMF Horizontal Roof Cowl SMF20/30 Applications This unit is ideally suited for toilets, bathrooms and shower rooms. Max Duty - 1,800 m3/hr Casing The top cowl and fan support...
Roof Axial Cowl - RAW1000
Roof Axial Cowl - RAW1000
£ 1,336.99
Roof Axial Cowl ONLY - RAW1000 Suitable for Plate Axial fans. Download resistance charts HERE. See sizes of the cowl and base requirements HERE....
Roof Axial Cowl - RAW250
Roof Axial Cowl - RAW250
£ 271.03
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....
Roof Axial Cowl - RAW315
Roof Axial Cowl - RAW315
£ 327.73
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....
Roof Axial Cowl - RAW350
Roof Axial Cowl - RAW350
£ 327.73
Roof Axial Cowl ONLY - RA350 to suit Plate Axial Fan 350mm Download resistance charts HERE. See sizes of the cowl and base requirements HERE....
Roof Axial Cowl - RAW400/450
Roof Axial Cowl - RAW400/450
£ 327.73
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....
Roof Axial Cowl - RAW500 / 560
Roof Axial Cowl - RAW500 / 560
£ 509.17
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....
Roof Axial Cowl - RAW630 / 710
Roof Axial Cowl - RAW630 / 710
£ 622.57
Roof Axial Cowl ONLY - RAW630/710 Suitable for 630mm & 710mm Plate Axial fans. See Download on next Tab...
Roof Axial Cowl - RAW800
Roof Axial Cowl - RAW800
£ 962.77
Roof Axial Cowl ONLY - RAW800 Suitable for 800mm Plate Axial fans. Download resistance charts HERE. See sizes of the cowl and base requirements HERE....
Displaying 1 to 24 (of 47 products)
1 x ELTA - Single Phase Transformer 2amps1 x TecFire Intumescent Damper - Rectangular 400x400mm1 x TecFire Intumescent Damper - Rectangular 350x350mm1 x FSD-TD 450 x 450 Fire and Smoke Damper, S, EASY FIX AF, GALV Case, GALV Blades, PM24-TF (SC)1 x FSD-TD 316 Grade Stainless Steel Fire and Smoke Damper, 700mm x 700mm, EASY FIX AF, GALV Case, GALV Blades, PM230v1 x FSD-TD 630mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x TecFire Intumescent Damper - Rectangular 450x450mm1 x Spiral Ducting 3 Meters - 150mm1 x TecFire Intumescent Damper - Rectangular-100x100mm1 x CST-60 (230/400V50HZ)1 x Female Ducting Connector - 450mm1 x AXC 355-6/19°-2(B)-P (0.75 kW) - Smoke Extract Fan1 x KV 160 XL Sileo1 x Anti Vibration Duct Suspension Rings - 80mm2 x CBMT/Q 400-55 1 HEATER KIT1 x Spiral Ducting 1 meter - 400mm1 x U42K Screws for duct1 x Female Ducting Connector - 160mm1 x Spigot plate - 80mm1 x EZQ 20/2 B - High Performance Plate Axial Fan1 x HRFD 250/4 EX Atex Rated 250mm Cased Axial Fan 400v1 x CFDM-125 Circular Twin Blade Fire Damper1 x FSD-TD 150mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x CBT-100N Centrifugal1 x AM pallet Delivery Surcharge1 x FSD-TD 350 x 350 Fire and Smoke Damper, S, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x TecFire Intumescent Damper - Rectangular 300x300mm1 x FSD-TD Fire and Smoke Damper, 700mm x 150mm, EASY FIX AF, GALV Case, GALV Blades, PM24-TF1 x NON-STD FSD-TD Fire and Smoke Damper - 230V - 204mm x 100mm1 x PML24-TF, AC 24V Damper Actuator, Spring Return, 2 x SPDT, 72C Thermal Fuse1 x Ducting 90 Degree Bend - 150mm1 x FSD-TD 350 x 200 Fire and Smoke Damper, S, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x FSD-TD 500 x 400 Fire and Smoke Damper, S, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x Ancillary Sealing Band - 200mm1 x CXRT/4-630 5,5KW RD0001 x Double Inlet Forward Curved Centrifugal Fans - FDA-315-CM D251 x Dust Extractor - CMRT/4-631 5.51 x CVTT- Belt Driven Cabinet Fan1 x 1mtr Round Ducting - 100mm1 x Double Inlet Forward Curved Centrifugal Fans - FDA-400-CM1 x Dust Extractor - CMRT/2-221 0,181 x Double Inlet Forward Curved Centrifugal Fans -FDA 710 TM D55 VE1 x Spigot plate - 100mm1 x EBM Papst - D2E133-DM27-D81 x Double Inlet Forward Curved Centrifugal Fans - FDA-280-C1 x CVTT-7/7 0.18Kw Belt Driven Cabinet Fan1 x VBK 65 - Water heating battery1 x Miniflow SMF Horizontal Roof Cowl SMF20/301 x Double Inlet Forward Curved Centrifugal Fans - FDA-400-SMD-301 x Dust Extractor - CMRT/4-902 22KW1 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x CBMT/Q 100-06 1 HEATER KIT1 x SSR31SCP - Fan and Cowl Kit + Controller1 x Flat Roof Terminal -OFT 5 - EPDM1 x Flat Roof Terminal -OFT 5 - Bitumen1 x TILEVENT Universal Roof Outlet - Brown1 x SSR35SCP - Fan and Cowl Kit + Controller1 x G4 duct mounted panel filter - 290 x 290 x 47mm1 x CBMT/Q 250-30 1 HEATER KIT1 x HCFT/4-400/H-BPN E20,P 0.25KW1 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x Flat Roof Terminal -OFT 5 - Asphalt1 x Soler & Palau - HXBR/4-400/H - IP541 x Ducting Reducer Long - 1000mm to 900mm1 x Hydor HPA400/4-1A1 x CBMT/Q 150-27 1 HEATER KIT1 x CBMT/Q 250-54 1 HEATER KIT1 x CBMT/Q 315-120 3 HEATER KIT1 x Systemair ZAP- 4pole - Three phase -400mm - IP54
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 50.56

I have a loft mount extractor fan which was very noisy. I ...