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 HRST/6-710-24 BZ C Rotorex Sickle bladed fan1 x AW Sileo EC Plate Axial Fan - Three Phase - 800mm1 x Systemair AW Sileo 710-DS1 x Rotorex HXTR Sickle Bladed Plate Axial Fan - 6 Pole - Three Phase - 710mm1 x Elta EC Electronic Controller1 x Soler & Palau - HXTR/6-710/H - IP54 - BFLOW1 x Soler & Palau - HCBT/6-710/H - IP651 x Elta SPA710/6-3EC1 x Helios HQW-710/6 - IP551 x Impeller Side Guard - 710mm1 x HQD 710/4/4 Plate Axial Fan (2.2kw)1 x Elta SCP710-1EC1 x Elta SCP710/4/6-3AC - IP551 x AW Sileo EC Plate Axial Fan - Three Phase - 710mm1 x Ducting 90 Degree Bend - 100mm1 x TD1300 Mixvent - 250mm1 x Gripple HVAC Hanger Range - Loop Fast - LF2 - 3mtr1 x CBMT/Q 125-12 1 HEATER KIT1 x RTRD - Three Phase Speed Controller - 14 Amp1 x Soler & Palau - HCBT/4-900/H - IP551 x Etaline 250mm - D2 01 3 Phase1 x Metal Inline Fan - VENT-250NK1 x 204x60mm Flat Channel Clip (Pack of 5)1 x AirTrak Heater-315mm1 x CBMT/Q 150-27 1 HEATER KIT1 x Etaline 280mm1 x CBMT/Q 250-30 1 HEATER KIT1 x CBMT/Q 160-15 1 HEATER KIT1 x Flat Roof Terminal -OFT 5 - Asphalt1 x 204x60mm Elbow Bend with 150mm Fixed Spigot1 x Speed Controller - REB161 x MTP 10, 10K, Speed control1 x HEATER BATTERY+CONTROLS 315 DIA 1 PHASE 4/8kW1 x Electronic extractor fan speed controller - FSC 1.51 x Etamaster EM 200 EC 01 inline mix-vent fan1 x Anti Vibration Mounts - Large - Pack of 4 - AVM11 x Commercial Thermostat - TH161 x 204x60mm x 2m Low Profile Plastic Ducting - 2 Meter1 x Miniflow SMF Horizontal Roof Cowl SMF131 x CBMT/Q 150-15 1 HEATER KIT1 x CBMT/Q 315-30 1 HEATER KIT1 x Etaline 250mm1 x Acoustic Box Fans (Inline) - CAB-250N1 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x DV-ROF-V-225 Roof mounted unit1 x Flat Roof Terminal -OFT 5 - Bitumen1 x Helios DDF-315 Roof Cowl1 x Belt Drive Cased Axial Fan - 900mm - H version1 x Biflow SB315-CON2-3 - High Temperature Bifurcated Fan1 x Soler & Palau - HCBB/4-630/H -IP651 x Thermostat - Adjustable Room Thermostat - 230V1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x Helios DDF-400 Roof Cowl1 x Soler & Palau - HCBT/4-1000/H-X - IP551 x HCFT/6-800-H plastic impeller plate fan1 x ELTA - Single Phase Transformer 12amps1 x Elta SLC900/4B-3AC - IP551 x Spiral Ducting 3 Meters - 125mm
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 ...