Non Return Valves & Shutters

Non Return Shutters

Displaying 1 to 17 (of 17 products)
Backdraft Dampers - BDP
Backdraft Dampers - BDP
£ 5.98
Ducting Backdraft Dampers The BDP01 damper has aluminium lamellae which open during the air flow in one direction and close when air is draught back. When no air is flowing, the lamellae are maint...
Backdraught Shutters 039-SFSV-63/71
Backdraught Shutters 039-SFSV-63/71
£ 192.96
Backdraught Shutters 039-SFSV-63/71 Back draft shutter for SSRL 710...
BDS 200/250 RA b/d shutter
BDS 200/250 RA b/d shutter
£ 59.07
BDS 200/250 RA b/d shutter...
BDS 300/315 RA b/d shutter
BDS 300/315 RA b/d shutter
£ 72.20
BDS 300/315 RA b/d shutter...
BDS 350 RA b/d shutter
BDS 350 RA b/d shutter
£ 90.13
BDS 350 RA b/d shutter...
BDS 400/450 RA b/d shutter
BDS 400/450 RA b/d shutter
£ 95.33
BDS 400/450 RA b/d shutter...
BDS 500/560 RA b/d shutter
BDS 500/560 RA b/d shutter
£ 114.39
BDS 500/560 RA b/d shutter...
BDS 630/710 RA b/d shutter
BDS 630/710 RA b/d shutter
£ 144.13
BDS 630/710 RA b/d shutter...
BDS 800 RA b/d shutter
BDS 800 RA b/d shutter
£ 171.71
BDS 800 RA b/d shutter...
Flanged Damper 019-0250-STD
Flanged Damper 019-0250-STD
£ 424.76
Flanged Damper 019-0250-STD Prevents reverse flow of air when fan is not operating Fixed directly to fan case flange Hot dip galvanised steel Galvanised steel butterfly type blades Suitable for...
Flanged Damper 019-0500-STD
Flanged Damper 019-0500-STD
£ 583.15
Flanged Damper 019-0500-STD Prevents reverse flow of air when fan is not operating Fixed directly to fan case flange Hot dip galvanised steel Galvanised steel butterfly type blades Suitable for...
Flanged Damper 019-0560-STD
Flanged Damper 019-0560-STD
£ 602.00
Flanged Damper 019-0560-STD Prevents reverse flow of air when fan is not operating Fixed directly to fan case flange Hot dip galvanised steel Galvanised steel butterfly type blades Suitable for...
Helios Condense Collector
Helios Condense Collector
£ 168.68
Helios Condense Collector...
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 186.32
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Mounted Units...
JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans
JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 456.75
JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans...
RSK355 - Back Draught Shutter
RSK355 - Back Draught Shutter
£ 82.95
Back Draught Shutter for duct installation Galvanized sheet steel housing Aluminium flaps ...
VKS 355-500 Automatic shutter
VKS 355-500 Automatic shutter
£ 89.25
VKS Dampers Automatic shutter Automatic operation Robust construction Seawater resistant Robust The VKS is fitted with shutter blades that are manufactured from seawater-resistant aluminium...
Displaying 1 to 17 (of 17 products)
1 x Helios HQW-630/4 - IP551 x 7 Day Programmable TIMECLOCK2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Skyflow SSR Horizontal Roof Cowl SSR80B1 x Remote Timer Control - 13513 x REB-CVF 0-10v Controller1 x Helios HQW-200/4 - IP551 x CBA-60 Inlet Flange for CBT-602 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x RDH FLEX-SQUARE - ADH/RDH 04501 x Transformer Speed Control - RTRE- 12.0Amp1 x Transformer (silent) speed controller - RE 5.0 Amp2 x Speed Controller - REB102 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Isolator Switch - EFF-ISO1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Transformer Speed Control - RTRE- 7.0Amp1 x TD Mixvent 800/200 EEXEIIT32 x QPTW 250C Acoustic Twin Fan with Controller1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x Speed Controller - REB53 x SG-200 Fan Guard for the HQW 2004 x Helios HQW-315/4 - IP551 x Helios HQW-250/4 - IP551 x Elta Variable Speed Drive IP66 - 2.2KW2 x Silent 100 Window Kit - windowS1 x Speed Controller - REB11 x Transformer (silent) speed controller - RE 1.5 Amp1 x GRA-100 External Grill by S&P3 x MTP 10, 10K, Speed control1 x FRQ5-10A Inverter Speed controller1 x Speed Controller - REB1-N3 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Elta Wall Cowl SWC35/401 x Elta Louvre Shutter - 400mm1 x VTR 300 STD Filter Kit1 x Vent Axia Silent 100T (TIMER)1 x Elta Wall Cowl SWC45/501 x UB47- Universal Insulated Terminal1 x Elta Wall Cowl SWC25/311 x Transformer Speed Control - RTRE- 1.5Amp1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x PIR Sensor - PIR41 x EBM-Papst D4E225-BC01-17 Double inlet1 x Elta 6 Amp Electronic single phase speed controller.1 x Speed Controller - REB82 x PIR Sensor - PIR21 x GXC6EC - High Performance Extract Fan1 x CBT-100N Centrifugal1 x Speed Controller - REB2.5-N1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x Elta - Room Sensor - Temp/Humid/C021 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Contactor Interface Station - CI91 x Elta Variable Speed Drive IP66 - 1.5KW
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29

Incredible, Perfect, Silent and Fast delivery ! Thanks "Just...