Roof & Wall Cowls

Extract cowls to keep the weather out, mounted externally on roofs.

Displaying 1 to 26 (of 51 products)
Additional Colour change for RAW 630 (12-B-29)
Additional Colour change for RAW 630 (12-B-29)
£ 222.50
Additional Colour change for RAW 630 (12-B-29) Suitable for 630mm & 710mm Plate Axial fans. See Download on next Tab...
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
£ 148.06
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
£ 155.94
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
£ 217.23
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
£ 322.82
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
£ 39.32
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
£ 102.24
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
£ 102.24
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
£ 99.99
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
£ 161.30
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
£ 175.05
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
£ 229.06
Helios DDF-315 Roof Cowl, suitable for 315mm duct. Please ask for details of other sizes....
Helios DDF-400 G Roof Cowl (GREY)
Helios DDF-400 G Roof Cowl (GREY)
£ 363.59
Helios DDF-400 G Roof Cowl (GREY), suitable for 400mm duct. Please ask for details of other sizes....
Helios DDF-400 Roof Cowl
Helios DDF-400 Roof Cowl
£ 364.60
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
£ 270.66
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
£ 107.32
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...
RCZ 300 - Fibreglass Roof Cowl
RCZ 300 - Fibreglass Roof Cowl
£ 250.00
RCZ 300 - Fibreglass Roof Cowl...
Roof Axial Cowl - RAW1000
Roof Axial Cowl - RAW1000
£ 1,403.84
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
£ 284.58
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
£ 344.12
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
£ 363.00
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
£ 344.12
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
£ 534.63
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
£ 653.70
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
£ 1,010.91
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 26 (of 51 products)
3 x MWS 1.5 – Transformer Controller With Motor Protection1 x EC6H - Reversible Group Fan Electronic Controller3 x WS - Reversing Switch from Helios Fans2 x Transformer (silent) speed controller - RE 1.5 Amp1 x EM30-24 Control Panel Commissioning Service3 x Helios HQW-200/4 - IP552 x Electronic extractor fan speed controller - FSC 1.51 x Vent Axia T-Series Controller2 x TG-K3/NTC10-01 - Duct temperature sensor2 x Helios HQW-630/4 - IP555 x Transformer (silent) speed controller - RE 3.0 Amp2 x Commercial Single or 3 phase Fan Reversing Switch - RS15 x Airvent ceiling fan controller3 x Transformer Speed Control - RTRE- 12.0Amp1 x Remote Timer Control - 13512 x SG-200 Fan Guard for the HQW 2004 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans2 x MTP 10, 10K, Speed control1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp2 x CBS-60 Outlet Flange for CSB/CBT-601 x TUNE-R-200-3-M1 - Control Damper1 x Multiflow SMB550/4-1AC2 x Two Speed Switch - REGUL-22 x Vent Axia Silent 100T (TIMER)1 x Elta Variable Speed Drive IP66 - 0.75KW2 x EBM-Papst D4E225-BC01-17 Double inlet1 x TD Mixvent 800/200 EEXEIIT31 x Transformer (silent) speed controller - RE 5.0 Amp2 x Elta Variable Speed Drive IP66 - 2.2KW1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Speed Controller - REB52 x Transformer Speed Control - RTRE- 1.5Amp2 x Helios HQW-250/4 - IP551 x Helios HQW-315/4 - IP551 x RDH FLEX-SQUARE - ADH/RDH 04502 x REB-CVF 0-10v Controller2 x Elta 6 Amp Electronic single phase speed controller.1 x ELM 18 EX Flexible Cuff for ERM 181 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x CBA-60 Inlet Flange for CBT-601 x Compact SCD450/4-1AC1 x Helios TSW 1.5 Amp Transformer speed controller1 x DDMP 12-12 3F 1810W M6A4 DG01 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x Transformer 5 Speed Controller - ATC1-8TK2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Transformer 5 Speed Controller - ATC1-2TK
BD9/9 centrifugal M4 0.35Kw
BD9/9 centrifugal M4 0.35Kw
£ 399.00 now £ 350.00
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40

I have a loft mount extractor fan which was very noisy. I ...