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 Helios HQW-450/6 - IP551 x Flexible PVC Ducting - 204x601 x Helios GigaBox 560mm GBD 560/4/4 centrifugal1 x HQD 355/4 Plate Axial Fan (4-pole)1 x Economy Airvent 150mm Fan1 x Hydor HPA450/4-1A1 x ELTA - Single Phase Transformer 2amps1 x HQS Bathroom Axial Flow Fan - 125mm1 x HRT/4-355-BPN1 x 204x60mm x 500mm Long Hi-Flow Duct Silencer1 x Plastic Kitchen Extractors - CK-60F1 x Metal Inline Fan - VENT-400K - T (3 Phase)1 x Plastic Kitchen Extractors - CK25N1 x Multiflow SMB450/4-3AC1 x EM 200-E2M 01- Etamaster-2001 x Kitchen Grease Filter - Mesh Type Non standard 450mmx450mmx22mm Actual1 x Blast Gate (Manual) 100mm1 x Access Door for Circular Duct - 250 x 150 - SIZE 251 x Access Door for Circular Duct - 400 x 300 - SIZE 401 x Access Door 250mm x 250mm1 x Round ceiling diffuser 400mm1 x Blast Gate (Manual) 125mm1 x Access Door 400mm x 400mm1 x HRT/6-630/35-BZ E111 x Elta SPA630/68-3AC - IP541 x Elta SCP630/4-3AC - IP551 x 220x90mm Mounting Clip (Individual)1 x 220x90mm Double Airbrick Adapter1 x CRBB/3-160/052M EC 1H0 MP - External Rotor Motor Radial Fans1 x Elta Standard Ambient Flexible Connector - 315mm1 x *NEW* TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x CAB-150 ECOWATT Energy Efficient Acoustic Box Fan1 x ELM 25 EX Flexible Cuff for ERM 2501 x Acopel F400-225/1601 x AL 355 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x CAB-200 ECOWATT Energy Efficient Acoustic Box Fan1 x FAST-TRACK RANGE 90mm - Semi-Rigid Duct 50M1 x Anti Vibration Mounts - Small - Pack of 4 - AVM21 x Hydor Typhoon Circulation Fans - HVFB - 300mm1 x DV-ROF-V-315 Roof mounted unit1 x Etaline 280mm1 x Soler & Palau - HCBT/6-800/H - IP651 x Acoustic Box Fans (Inline) - CAB-1001 x DA12/9 Feet1 x Elta SCP315/4-3AC - IP551 x HCFB/4-315mm plastic impeller plate fan1 x ELS Plasterboard Adaptor1 x AL 315 Mounting Feet (Pair)1 x HCGT/2-315/L-AMXN E7201 x EuroSeries (ESP) - Plate Mounted Axial Fans 315-121 x Female Ducting Connector - 100mm1 x Multiflow SMB650/4-1AC1 x BD7/7 centrifugal M4 0.13Kw - Galvanised Impeller - MBI Assembled1 x Elta Quietflow Twin SQT250-1ECL1 x CBM 12/9 515W RE-VR1 x DEF-140T Inlet Guard for the CBT-100N1 x Impeller Side Guard - 800mm1 x Soler & Palau HXM-200mm1 x Digital Room Thermostat - DRT1 x Belt Drive Cased Axial Fan - 710mm - H version1 x Elta Prema LCD Display1 x Soler & Palau - TGT/4-450-6/0.55kW 32 Degree1 x FSD-TD 250mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x EB-100N S - Centrifugal Fan1 x HD Series Control Damper - 2000mm X 1000mm1 x Elta HWFA-650 Oscillating Wall Fan1 x PBT/4-400 Portable Cooling Fan1 x Rotorex HXBR 250mm Plate Axial Fan - Single Phase (2-pole)1 x HV-RC 230mm (With Wall Kit)1 x Biflow SB (CYL) Bifurcated Cylindrical Axial Flow Fan - 630mm1 x Elta SLC355/4-3AC - IP551 x Belt Drive Cased Axial Fan - 800mm - G version1 x GB-WSG 630 External Weather Louvers for the Giga-Box Fans - 630mm1 x Elta SLC560/4C-3AC - IP551 x Helios DDF-250 Roof Cowl1 x Elta SLC1000/6B-3AC - IP551 x Belt Drive Cased Axial Fan - 800mm - H version1 x Elta SLC1000/4C-3AC - IP551 x AL 355 D2 01 - High Performance Long Cased Axial Fan1 x Belt Drive Cased Axial Fan - 450mm - L version1 x Belt Drive Cased Axial Fan - 500mm - H version1 x Belt Drive Cased Axial Fan - 630mm - H version1 x Helios ZNE Electronic Fan Overrun Timer1 x Helios HRFW 355/4 TK
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 10.53

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