Roof & Wall Cowls

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

Displaying 1 to 24 (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....
Displaying 1 to 24 (of 51 products)
1 x Manrose T12 STANDARD Transformer- T12S1 x Manrose 150mm - XF150BP1 x Control board kit Smarty 4X P 1.1 F2 Fan 230V1 x Maico EN31- Wall Mounted Fan1 x Economy Airvent 100mm Fan with Timer & Shutter1 x RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 2 Amps1 x Economy Airvent 150mm Fan With Pullcord & Shutters1 x Economy Airvent 100mm Fan with Timer1 x Economy Airvent 150mm Fan1 x 18M - 80mm PVC flexible ducting1 x DV-ROF-V-315 Roof mounted unit2 x Capacitor 2uf for use with the EBM A4E range1 x Fresh Air control carbon filter - 125mm1 x HRB/6-451/20-BMVPN - Special Offer1 x Manrose 150mm - XF150BTP1 x Bellimo TF24S Actuator 24V1 x NKS-D swirl diffuser v-300 x 300mm1 x Circular Ceiling Diffuser - TST 1251 x Balance S Diffuser - NO RING - 125mm1 x Curved Blade Grille 600x600 (2way blow)1 x Circular Ceiling Diffuser - TST 1001 x PCA Diffuser - PCA-3151 x Circular Ceiling Diffuser - TST 1601 x Round ceiling diffuser 400mm1 x JSR 200 Painted RAL50181 x Circular Ceiling Diffuser - TST 2001 x PCA Diffuser - PCA-2501 x Round ceiling diffuser 300mm1 x Round ceiling diffuser 200mm1 x Balance S Diffuser - NO RING - 100mm1 x Round ceiling diffuser 350mm1 x AIRVENT speed control - AIR4019611 x D2E-146-AP47-751 x Small Centrifugal Fans CBM/2-133/190 185w1 x Isolator Switch - ISOSW2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Transformer 5 Speed Controller - ATC1-12TK1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan2 x Helios TSW MCB Amp Transformer speed controller2 x Helios TSW 10 Amp Transformer speed controller1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Helios TSW 7.5 Amp Transformer speed controller1 x Helios TSW 0.3Amp Compact Transformer speed controller1 x RTRD - Three Phase Speed Controller - 2 Amp1 x Helios TSW 3 Amp Transformer speed controller1 x Remote controller FLEX - for VEKO INT1 x RDS 11 Helios Transformer Controller With Motor Protection1 x Vent Axia ACM 100 inline mixed flow duct fan1 x Helios TSW 1.5 Amp Transformer speed controller1 x MV-B Dual Switch for use with Helios HQW plate fans,2 x Envirovent 4 Way Remote Control Switch - SWHBKRF-41 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x CS2 Current Switch2 x DEF-140T Inlet Guard for the CBT-100N1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x MWS 3 – Transformer Controller With Motor Protection1 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven2 x Vent Axia ACM 125 inline mixed flow duct fan1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Elta 3 Amp Electronic single phase speed controller with TK1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x Helios HQW-200/2 - IP551 x FAST-TRACK RANGE 90mm - Adaptor For Distribution Box2 x Envirovent G4 Filter - SL-G4/F71 x MWS 1.5 – Transformer Controller With Motor Protection1 x Vent Axia ACM 150 inline mixed flow duct fan2 x Helios HQW-630/4 - IP552 x TG-K3/NTC10-01 - Duct temperature sensor1 x CBS-60 Outlet Flange for CSB/CBT-601 x Rectangular Airbrick Adaptor1 x ERR 20/1 Centrifugal inline fan1 x WS - Reversing Switch from Helios Fans1 x FAST-TRACK RANGE 90mm - Click Ring (1 bag of 10)1 x ERR 31/1 Centrifugal inline fan1 x Multileaf Volume Control Dampers -500/500 Rectangular Flanged2 x Transformer (silent) speed controller - RE 3.0 Amp1 x Insulated extract Plenum 8+11 x Insulated extract Plenum 6+11 x Helios HQW-200/4 - IP551 x Airvent ceiling fan controller1 x Electronic extractor fan speed controller - FSC 1.52 x Transformer (silent) speed controller - RE 1.5 Amp1 x Speed Controller - REB31 x Multiflow SMB550/4-1AC2 x Speed Controller - REB51 x Commercial Single or 3 phase Fan Reversing Switch - RS12 x Systemair Save Connect 2.0 Internet Module1 x Vent Axia ACM 200 inline mixed flow duct fan1 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Speed Controller - REB101 x Transformer 5 Speed Controller - ATC1-2TK1 x Transformer 5 Speed Controller - ATC1-8TK1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Transformer 5 Speed Controller - ATC1-10TK1 x Transformer 5 Speed Controller - ATC1-4TK1 x Helios PU10 Speed Potentiometer (Flush Mounted)
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29

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