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 HIMF - Mixed Flow Fan 100mm Inline Fan1 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line2 x HQS Bathroom Axial Flow Fan - 125mm1 x Jetflow-HIT Metal inline - 160mm1 x DV-ROF-V-315 Roof mounted unit1 x Hydor Typhoon Circulation Fans - HVFB - 300mm1 x Elta SCP315/4-3AC - IP551 x Soler & Palau - HCBT/2-315/H - IP651 x Helios HQW-315/4 - IP551 x HRT/4-315-BPN1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x Elta SCP315-1EC - IP551 x Ducting T Piece Equal - 500mm1 x ERM 18 protection guard - SGM 18 EX1 x Impeller Side Guard - 560mm1 x 220x90mm Insulated Rectangular Horizontal 90° Bend1 x Spigot plate - 500mm1 x KVK SLIM 160 EC - Centrifugal Circular Duct Fan1 x Impeller Side Guard - 500mm1 x Impeller Side Guard - 450mm1 x ACQ-150-12D Acoustic Inline Box Fan1 x Ducting 45 Degree Bend - 500mm1 x DS-2/2 2-Speed Switch IP54 (Single Phase)1 x Flanged Spigot - 315mm1 x Ducting T Piece Equal - 315mm1 x Male Ducting Connector - 315mm1 x Female Ducting Connector - 250mm1 x Spigot plate - 315mm1 x Soler & Palau TCBB/2-250/H - IP541 x AMD 225/2/2 High Pressure Long Cased Axial Fan1 x Spiral end cap - 250mm1 x Compact SCD630/4-3AC1 x Raptor SDA630/46-3AC1 x EC-Vent control board1 x ECS25/400 ECS25/400 SPRING A/V MOUNT1 x Elta Box Fan AV Mounts - 063-SEL03 (PACK of 4)1 x FSD-TD 180mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x FSD-TD 350mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x Duct Fast Clamps - 200mm1 x Duct Wrap Insulation - AWDW25mm1 x Anti Vibration Duct Suspension Rings - 200mm1 x Spiral Ducting 3 Meters - 200mm1 x Spiral Duct Grille Termination - 200mm1 x Ancillary Sealing Band - 200mm1 x Elta Qube SQU Centrifugal Box Fan - SQU4/4-3 HTS - Three Phase1 x Helios GigaBox 710mm GBD 710/4 centrifugal1 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x KVK SLIM 200 EC - Centrifugal Circular Duct Fan1 x EuroSeries (ESP) - Plate Mounted Axial Fans 560-34-B1 x Soler & Palau - Contra Rotating TCBTx2-560 - IP651 x Elta SLC560-1EC -IE5 Motor- IP551 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x HRT/6-710/30-BQ E21 x Belt Drive Cased Axial Fan - 450mm - L version1 x Spiral Duct Grille Termination - 400mm1 x KVK Slim 250 - Low profile Semi Acoustic Box Fan1 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan1 x Duct Termination with Mesh - 400mm1 x Belt Drive Cased Axial Fan - 710mm - H version2 x ISOR 250 EC 201 x Biflow SB250-CON2-3 - High Temperature Bifurcated Fan1 x Same Day Shipping Surcharge1 x Belt Drive Cased Axial Fan - 900mm - H version1 x Spiral Ducting 3 Meters - 400mm1 x Belt Drive Cased Axial Fan - 560mm - H version1 x Helios GigaBox 450mm GBD 450 centrifugal - EC Motor1 x Spiral end cap - 450mm1 x Spiral Ducting 3 Meters - 450mm1 x 1mtr Round Ducting - 125mm1 x Ducting 30 Degree Bend - 450mm1 x KVK Slim 100 - Low profile Semi Acoustic Box Fan1 x Duct Termination with Mesh - 450mm1 x Inclined Curb support BI-3 for TH-5001 x FK 125 Fast Clamp1 x AW Sileo EC Plate Axial Fan - Three Phase - 800mm1 x Metal Inline Fan - VENT-100NK1 x HRFD 630/4 EX Atex Rated 630mm Cased Axial Fan 400v1 x Elta SLC500/2B-3AC - IP551 x Belt Drive Cased Axial Fan - 500mm - L version1 x Spiral Ducting 1 meter - 355mm1 x CBPx2-9/7-D1 x Ancillary Pack for SB-Biflow 400 model1 x Frequency converter RUCK - FU 075 211 x Anti Vibration Duct Suspension Rings - 80mm1 x PPF4 - Positive Pressure Supply Fan1 x Elta SLC450/4-3AC - IP551 x CBB-80N Centrifugal1 x Round ceiling diffuser 300mm1 x FAST-TRACK RANGE 75mm - Straight Connector1 x Spiral Ducting 1 meter - 160mm1 x Elta SPA630/46-3AC - IP541 x ELM 25 EX Flexible Cuff for ERM 250
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 10.53

Look good, works well, except the shaft of the lanellae cuts...