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 100mm - 125mm Round Reducer1 x Belt Drive Cased Axial Fan - 630mm - H version1 x Elta SLC630/4-1AC - IP551 x Etaline 500mm - D4 01 3 Phase1 x Compact SCD630/4-1AC1 x Elta SLC450-1EC -IE5 Motor- IP551 x CBMT/Q 160-15 1 HEATER KIT1 x Soler & Palau - TGT/6-1000-3/26 BLP 3kW (230/400V50Hz) IE3 V51 x Soler & Palau TCBT/6-710/H - IP651 x Soler & Palau TCBT/4-710/L - IP651 x Belt Drive Cased Axial Fan - 710mm - L version2 x AL 315 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x Flanged Damper 019-0250-STD1 x HQS Bathroom Axial Flow Fan - 125mm1 x 204x60mm Flat Channel Connector1 x 204x60mm to 220x90mm Rectangular Adapter1 x CBM-10/10 515 6P RE VR IP55 (230V50)F V51 x Acoustic Commercial Kitchen Inline Exhaust Fan - MPS (Three Phase) - 250mm1 x CAB-125 ECOWATT Energy Efficient Acoustic Box Fan1 x Clearflow CFHT Kitchen/High Temp Roof Fan - CFHT350/4-3AC1 x AxZent 400 D2 High Temp Kitchen exhaust Fan1 x EC-Vent control board1 x ACO8AC/EC AutoChangeover panel1 x Helios HRFD 315/21 x ELTA - Single Phase Transformer 2amps1 x Helios HRFW 500/41 x Belt Drive Cased Axial Fan - 500mm - L version1 x ELTA - Single Phase Transformer 16amps1 x ELTA - Single Phase Transformer 10amps1 x Elta SLC500/4B-3AC - IP551 x Biflow SB (CYL) Bifurcated Cylindrical Axial Flow Fan - 630mm1 x Elta SLC560/2-3AC - IP551 x CBP-DC 18/181 x Elta SLC560/4A-3AC - IP551 x CBTR/2-451-4kw1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF450/4-1AC - Single Phase1 x CRHB-250N Ecowatt - Energy Efficient Roof Fan1 x 125mm Round Connector with Damper1 x KRJ - 225 Inlet Guard1 x Elta SCP400/4-3AC - IP551 x DEF-800AN1 x CK-60F Kit1 x Impeller Side Guard - 400mm1 x Ancillary Pack for SLC-6301 x Ancillary Pack for SLC-3551 x Synthetic Air Filter Media - 6mm x 1000mm x 1000mm1 x Elta SLC1000/4A-3AC - IP551 x 125mm Wall Duct - 350mm1 x Ancillary Pack for SB-CYL 500 model1 x CFI In-line 3000 - Carbon Filter1 x Commercial Activated Carbon Filters - Panel Type - 24" x 24" x 1" - ACP1 x PBB/4-400 Portable Cooling Fan1 x HRFD 400/4 EX Atex Rated 400mm Cased Axial Fan 400v1 x 125mm Thermal Duct to Duct Connector - SST-125-DDCON1 x 125mm Round Wall Plate1 x AXCBF 800D4-18 IE2 Bifurcated Axial Fans1 x Belt Drive Cased Axial Fan - 450mm - L version1 x Elta Cased Axial Flange - 315mm1 x Biflow SB (CYL) Bifurcated Cylindrical Axial Flow Fan - 400mm1 x 204 x 60mm Duct to Duct Connector for use with Insulated Thermal Ducting1 x Flexible PVC Ducting - 204x601 x Soler & Palau - HXTR/4-560/H - IP541 x Helios GigaBox 630mm GBD 630/6/6 centrifugal1 x Elta Unpodded Silencer Melinex 2D-1000mm Dia1 x SD-MUB Vibration pad set1 x Helios AV100 External Wall Fan1 x AL 355 D2 01 - High Performance Long Cased Axial Fan1 x Access Door 250mm x 250mm1 x Helios VARD 355/2/2-TK1 x Blast Gate (Manual) 100mm1 x HCBT-4/500-H - Three Phase 400v Only - 56033228001 x DA10/10 Feet1 x Access Door for Circular Duct - 400 x 300 - SIZE 561 x HRB/4-500-30-APNC1 x Male Ducting Connector - 400mm1 x Miniflow SMF Horizontal Roof Cowl SMF131 x MPC 450 E4 20 - High Temp Acoustic Box Fan1 x Helios GigaBox 450mm GBW 450/4 centrifugal1 x TD4000 Mixvent - 355mm1 x Etaline 355mm - E2-011 x Soler & Palau - HCBT/4-1000/L - IP551 x TLZ 450 R - A Outlet Mounting Flange1 x Helios DDF-315 Roof Cowl1 x Casals Circular Outlet Connection Flange - 5102018031 x KD 250 M1 Circular duct fan1 x Gorilla HVLSX301 x Ancillary Pack for SDA350/4-1EC1 x Etaline 280mm1 x Jetflow-HIT Metal inline - 250mm
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
Transformer (silent) speed controller - RE 1.5 Amp
£ 125.99

Unbelievable! With TDmixvent500: noise reduction minimum 50%...