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 ELS-GU Flush Mounted Casing1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX450/4-3B Three Phase1 x Ducting 45 Degree Bend - 400mm1 x Acopel F400-225/1601 x Helios HRFW 355/2 TK1 x CBB-100N Centrifugal1 x Transformer (silent) speed controller - RE 1.5 Amp1 x Ducting 30 Degree Bend - 150mm1 x Spigot plate - 400mm1 x High Temperature Flexible Connector - 063-800-PU2502 x Acopel F400-800/1801 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x HRFD 315/4 EX Atex Rated 315mm Cased Axial Fan 400v1 x Duct Quick Suspension Rings with Clasp - 150mm1 x Ducting T Piece Equal - 250mm1 x Duct Wrap Insulation - AWDW25mm1 x AL 355 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x Duct Fast Clamps - 150mm1 x CC-ATEX 404 B M Short Cased Axial Fan1 x Spigot plate - 150mm1 x KAD-355-F400 Rectangle Flexible Connector1 x FGV 062/716-716 flex. conn.1 x Elta Standard Ambient Flexible Connector - 630mm1 x Spiral Ducting 3 Meters - 400mm1 x Etaline 150mm - EL 150L E2 011 x 150mm Round Equal T Piece1 x Soler & Palau TCBB/4-450/H - IP651 x Classic SAX23/9AR Window/Wall Mounted1 x Elta Standard Ambient Flexible Connector - 800mm1 x Flanged Spigot - 125mm1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x Duct Suspension Rings - 400mm1 x Duct Termination with Mesh - 150mm1 x Villavent VR 700 Belt - 1240mm1 x Anti Vibration Duct Suspension Rings - 150mm1 x Helios HRFW 355/4 TK1 x Kitchen Grille with Grease Filter - 300x300 - NO GRILLE BOX1 x Elta Standard Ambient Flexible Connector - 710mm1 x Male Ducting Connector - 400mm1 x Soler & Palau TCBT/4-355/H - IP441 x AMD 355/2/2 High Pressure Long Cased Axial Fan2 x Anti Vibration Duct Suspension Rings - 400mm1 x Elta Standard Ambient Flexible Connector - 450mm1 x Duct Mounted Filter Box - G4 Grade Panel - 450mm1 x FLEX CONNECTOR FOR MFQ-560 FAN1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX500/4-3 Three Phase1 x Helios DDF-200 Roof Cowl1 x TCBT/4-400/H EXEIIT3 ATEX1 x Female Ducting Connector - 400mm1 x TCBT/4-450/H EXEIIBT4 ATEX1 x RDS 7 Helios Transformer Controller With Motor Protection1 x Elta Wall Cowl SWC45/501 x UB47- Universal Insulated Terminal1 x CBM 15/15 6p 3phase 2.2kw1 x Etaline 355mm - E2-011 x Acopel F400-900/1801 x 204x60mm 90 Degree Vertical Bend1 x Elta SCP560/4-1AC - IP551 x Elta Wall Cowl SWC35/401 x Helios GigaBox 560mm GBD 560/6/6 centrifugal1 x Woods 1400mm Flex Connector - 4148511 x Anti Vibration Duct Suspension Rings - 200mm1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX560/4-3 Three Phase1 x HRFD 315/2 EX Atex Rated 315mm Cased Axial Fan 400v
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 ...