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)
2 x REB-CVF 0-10v Controller1 x Transformer (silent) speed controller - RE 3.0 Amp1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Multiflow SMB550/4-1AC3 x TG-R room temperature sensor1 x Speed Controller - REB51 x Electronic extractor fan speed controller - FSC 1.52 x Remote Timer Control - 13512 x Elta Variable Speed Drive IP66 - 0.75KW1 x Transformer Speed Control - RTRE- 12.0Amp2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)4 x Vent Axia Silent 100T (TIMER)2 x TD Mixvent 800/200 EEXEIIT31 x SG-200 Fan Guard for the HQW 2001 x Speed Controller - REB103 x MTP 10, 10K, Speed control2 x EBM-Papst D4E225-BC01-17 Double inlet1 x Vent Axia ACM 200 inline mixed flow duct fan1 x ELM 18 EX Flexible Cuff for ERM 182 x CBA-60 Inlet Flange for CBT-601 x Transformer Speed Control - RTRE- 7.0Amp5 x PIR Sensor - PIR22 x Helios HQW-315/4 - IP551 x CBT-100N Centrifugal1 x DDMP 10-08 3F 2210W M6A4 DG01 x Two Speed Switch - REGUL-22 x Helios HQW-250/4 - IP551 x Transformer 5 Speed Controller - ATC1-4TK4 x Speed Controller - REB1-N2 x Transformer 5 Speed Controller - ATC1-2TK1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Silent 100 Window Kit - windowS1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)2 x Helios RR-250-C Centrifugal inline fan1 x MTS10- extractor fan 3 step switch2 x RD35S-4DW.6W.3L - 122297 (Three Phase)2 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x Helios TSW 1.5 Amp Transformer speed controller3 x QPTW 250C Acoustic Twin Fan with Controller2 x CMT-2 120/50 - 0,09Kw - LG270 Single inlet centrifugal fan direct driven4 x PIR Sensor - PIR41 x RDS 1 Helios Transformer Controller With Motor Protection1 x Transformer 5 Speed Controller - ATC1-8TK1 x Elta 6 Amp Electronic single phase speed controller.1 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR2 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x ACO8AC/EC AutoChangeover panel2 x UB47- Universal Insulated Terminal1 x CBM 9-9 550w 4P VR (Open Motor)1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan2 x Transformer speed controller - ATC1 - 1.5 Amps1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR2 x ENV 100 12v transformer SELV1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x Elta 10 Amp Electronic single phase speed controller.1 x Airvent ceiling fan controller1 x DDMP 12-12 3F 1810W M6A4 DG01 x Compact SCD450/4-1AC1 x Duct Termination with Mesh - 250mm1 x DDMP 10-10 1F 1000W M6A2 DA51 x Elta - Room Sensor - Temp/Humid/C022 x Transformer Speed Control - RTRE- 1.5Amp1 x Duct Termination with Mesh - 450mm1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x Temperature Fan Speed Controller - ATCP4-WMS1 x REE-2 Electronic Speed Controller2 x CBM 12-12 1100w 6P Three Phase1 x 100mm Round Connector with Damper1 x 7 Day Programmable TIMECLOCK1 x Elta SCP400/4-1AC - IP551 x TG-K Duct temperature sensor1 x CK-60F Kit1 x CSB-60 Centrifugal fan
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Soler & Palau TCBB/4-450/H - IP65
£ 505.88
Delivered super promptly yesterday, next day. Only just fitt...