• Model:SB

Single Blade Regulating Dampers - SB-

£ 23.35 (excl. VAT)

£ 28.02 (inc. VAT)

Single Blade Regulating Dampers

Specifications
Case 0.8mm Zintec coated Mild Steel
Blade 1.2mm Galvanised Coated Mild Steel
Bushes Nylon 66 Injection Moulded Bushes
Spindles 12.5mm MAZAK Alloy to BS1004 Alloy A DIN 1743, 2400 or IXEF
Semi-crystalline polymer polyarylamide dependent on availabilty
Quadrant 1.2mm (18swg) Galvanised Mild Steel chassis with integral rotation slot and blade position indication. 20mm x 2.5mm zinc plated mild steel handle with integral clamp and locking nut to BS EN 10142 1991. Coating class Fe P02b Z275 Na
Quadrant Handle Nylon composite material
Label Open/Closed Indication

Download data-sheet HERE

Available Options

1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x Vent Axia ACM 125 inline mixed flow duct fan1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Elta ACO Panel 149-ACO14E2 x Isolator Switch - ISOSW1 x MWS 3 – Transformer Controller With Motor Protection1 x EC-Vent control board1 x CONTROL ECOWATT - Basic3 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x ACO 149-ACO1/EDV3 x Elta 6 Amp Electronic single phase speed controller with TK1 x EM30-24 Electro-Mechanical Control Panel1 x Elta 3 Amp Electronic single phase speed controller with TK1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection5 x WS - Reversing Switch from Helios Fans2 x COM-35 x MWS 1.5 – Transformer Controller With Motor Protection1 x EC-Vent Room Unit1 x Systemair Save Connect 2.0 Internet Module3 x Electronic extractor fan speed controller - FSC 1.53 x Elta ACO Panel 149-ACO18B3 x EC6H - Reversible Group Fan Electronic Controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x EM30-24 Control Panel Commissioning Service1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp2 x TG-K3/NTC10-01 - Duct temperature sensor1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT2 x TG-K Duct temperature sensor1 x Envirovent G4 Filter - SL-G4/F71 x BEAS-control module3 x Transformer 5 Speed Controller - ATC1-12TK1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6303 x Vent Axia T-Series Controller2 x Two Speed Switch - REGUL-23 x Transformer (silent) speed controller - RE 3.0 Amp1 x Remote Timer Control - 13512 x Helios HQW-200/2 - IP551 x Easy-fix termination kit - High Rise Ventilator - EFT2 x Helios HQW-630/4 - IP551 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x REE-1 Electronic Speed Controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Transformer Speed Control - RTRE- 12.0Amp2 x Transformer (silent) speed controller - RE 1.5 Amp1 x Helios HQW-200/4 - IP551 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Push Timer Switch - ZA4
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 ...