Non Return Valves & Shutters
Non Return Shutters
Displaying 1 to 17 (of 17 products)
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
£ 192.96
Backdraught Shutters 039-SFSV-63/71 Back draft shutter for SSRL 710...
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
£ 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
£ 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...
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 186.32
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Mounted Units...
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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
£ 82.95
Back Draught Shutter
for duct
installation
Galvanized sheet steel housing
Aluminium flaps ...
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 DDMP 12-12 3F 1810W M6A4 DG01 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x PIR Sensor - PIR21 x Vent Axia Silent 100T (TIMER)1 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Helios HQW-250/4 - IP551 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x TD Mixvent 800/200 EEXEIIT31 x CBM 9-9 550w 4P VR (Open Motor)1 x UB47- Universal Insulated Terminal1 x QPTW 250C Acoustic Twin Fan with Controller1 x Compact SCD450/4-1AC2 x Helios HQW-200/4 - IP551 x PIR Sensor - PIR41 x MTS10- extractor fan 3 step switch1 x Transformer Speed Control - RTRE- 1.5Amp1 x EBM-Papst D4E225-BC01-17 Double inlet3 x MWS 1.5 – Transformer Controller With Motor Protection1 x CBA-60 Inlet Flange for CBT-601 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x GXC6EC - High Performance Extract Fan1 x EC6H - Reversible Group Fan Electronic Controller2 x MTP 10, 10K, Speed control1 x Elta 6 Amp Electronic single phase speed controller.1 x Elta - Room Sensor - Temp/Humid/C021 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x Elta Variable Speed Drive IP66 - 1.5KW1 x SG-200 Fan Guard for the HQW 2001 x Elta 3 Amp Electronic single phase speed controller with TK2 x WS - Reversing Switch from Helios Fans1 x VTR 300 STD Filter Kit1 x Airvent ceiling fan controller1 x FRQ5-10A Inverter Speed controller1 x DDMP 12-12 3F 5700W M6M0 DG71 x CK-60F Kit1 x TUNE-R-200-3-M4 - Control Damper1 x Duct Termination with Mesh - 450mm1 x Helios TSW 1.5 Amp Transformer speed controller1 x Vent Axia T-Series Controller1 x Speed Controller - REB2.5-N1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans
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Reviews
EM 250-E2M 01- Etamaster-250
£ 128.80
Really well made but comes with no speed controler? ?and can...