• Model:DR-L

Ducting Reducers Long - 250mm

£ 22.50 (excl. VAT)

£ 27.00 (inc. VAT)

Long Reducers for 250mm spiral ducting.
Provides two male fittings to insert into spiral.

Select size below.

Please note these are for reducing and fitting inside ducting.
To mount directly onto a fan spigot or other 'male' fitting you will need a Female ducting connector.

Available Options

1 x Elta SLC560/4B-1AC - IP551 x Ducting 90 Degree Bend - 200mm1 x Anti Vibration Mounts - Large - Pack of 4 - AVM11 x Multileaf Volume Control Dampers -600/600 Rectangular Flanged1 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF450/4-1AC - Single Phase1 x TUNE-R-250-3-M5 - Control Damper1 x CRHT/4-560 N Roof mounted Fan - Horizontal discharge2 x RSK450 - Back Draught Shutter1 x Flat Roof Terminal -OFT 5 - EPDM1 x TD ECOWATT 250/100 Inline Duct Fan - TD-ECOWATT1 x ELTA - Single Phase Transformer 12amps1 x SLATEVENT-Grey1 x MTP 10, 10K, Speed control1 x Spiral Ducting 3 Meters - 200mm1 x Ducting T Piece Equal - 200mm1 x OBD 450x450 - for use with 4WAY-5951 x TUNE-R-160-3-M4 - Control Damper1 x 100mm Wall Duct - 350mm1 x TUNE-R-400-1-M3 - Control Damper1 x RSK400 - Back Draught Shutter1 x Flanged Spigot - 100mm1 x Anti Vibration Duct Suspension Rings - 125mm1 x Elta Unpodded Silencer 1D-560mm1 x TUNE-R-80-3-M2 - Control Damper1 x TUNE-R-100-2-M5 - Control Damper1 x Elta Cased Axial Flange - 560mm1 x RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 2 Amps1 x SPI-315 C Iris damper1 x MK 630 MOUNTING FEET (PAIR) for AMD Fans1 x CRHT/4-355 N Roof mounted Fan - Horizontal discharge1 x SS Series Slimseal 600mmx600mm Damper1 x Elta Variable Speed Drive IP66 - 0.75KW1 x TUNE-R-100-3-M4 - Control Damper1 x TUNE-R-140-3-M4 - Control Damper1 x DHS 400E4 roof fan1 x HD Series Control Damper - 2000mm X 1000mm1 x TUNE-R-250-3-M1 - Control Damper1 x CTVB/4-200 Kitchen/High Temp Roof Fan1 x Wall Mounted Air Curtains - COR-N Series1 x Soler & Palau - HCBT/4-900/H - IP551 x Female Ducting Connector - 80mm1 x Duct Suspension Rings - 80mm1 x Spiral Ducting 1 meter - 355mm1 x HD Series Control Damper - 2300mm X 1000mm1 x TUNE-R-125-3-M5 - Control Damper1 x TUNE-R-250-2-M2 - Control Damper1 x HD Series Control Damper - 1000mm X 1000mm1 x TUNE-R-315-3-M0 - Control Damper (NO ACTUATOR)1 x RTRD - Three Phase Speed Controller - 14 Amp1 x Ducting 90 Degree Bend - 1000mm1 x TXTR/4-630 C Sickle Bladed Cased Axial Fan - 630mm1 x Elta Turboflow-TF - 630mm - Single phase1 x Soler & Palau VFD-T inverter 5 amp IP541 x CTVB/4-400 Kitchen/High Temp Roof Fan1 x CRVT/4-500 N Roof mounted Fan - vertical discharge1 x CRHT/4-400 N Roof mounted Fan - Horizontal discharge1 x SS Series Slimseal 800mmx800mm Damper1 x TUNE-R-250-1-M1 - Control Damper1 x TUNE-R-160-3-M0 - Control Damper (NO ACTUATOR)1 x Direct Saturday Delivery Surcharge1 x TUNE-R-160-2-M3 - Control Damper1 x Biflow SB315-CON4-1 - High Temperature Bifurcated Fan1 x TUNE-R-250-3-M0 - Control Damper (NO ACTUATOR)1 x Soler & Palau TCBT/6-630/H - IP651 x Raptor SDA630/4-3EC1 x Elta SCP350/4-1AC - IP551 x SPI-125 C Iris damper1 x Spigot plate - 315mm1 x Soler & Palau - HCBT/6-355/H - IP651 x Elta SPA350/4-1AC - IP441 x Ancillary Sealing Band - 315mm1 x HRFD 400/4/2 Cased Axial Fan 400mm - 3 Phase1 x EQ641406 630mm Max Fan
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 10.53

Look good, works well, except the shaft of the lanellae cuts...