125mm Circular (5")

Full range of 125mm (5") duct fittings

Displaying 1 to 13 (of 13 products)
125mm - 100mm Round Reducer
125mm - 100mm Round Reducer
£ 1.54
125mm - 100mm Round Reducer...
125mm - 150mm Round Reducer
125mm - 150mm Round Reducer
£ 3.44
125mm - 150mm Round Reducer...
125mm Round 45 Degree Bend
125mm Round 45 Degree Bend
£ 7.33
Connector for round pipe systems...
125mm Round 90 Degree Bend
125mm Round 90 Degree Bend
£ 7.77
Connector for round pipe systems....
125mm Round Condensation Trap
125mm Round Condensation Trap
£ 18.30
Condensation trap for use with plastic round duct of 125 diameter. Prevents condensed water from running back down the duct towards the fan in vertical PVCu ducted applications. Not suitable fo...
125mm Round Connector
125mm Round Connector
£ 2.22
Plastic Inline Duct Connectors - 125mm,...
125mm Round Connector with Damper
125mm Round Connector with Damper
£ 5.54
125mm Round Connector with Damper...
125mm Round Equal T Piece
125mm Round Equal T Piece
£ 6.94
125mm Round Equal T Piece PVC T-Piece to connect to round ducting....
125mm Round Wall Plate
125mm Round Wall Plate
£ 1.94
125mm Round Wall Plate...
125mm Wall Duct - 350mm
125mm Wall Duct - 350mm
£ 2.78
Wall Duct - 350mm For bridging cavities or lining solid exterior walls. Mortared into position. ...
1mtr Round Ducting - 125mm
1mtr Round Ducting - 125mm
£ 6.83
Round plastic ducting Pressure drops for 125mm circular - 1 meter 15l/s = 0.2PA 30l/s = 0.7PA 60l/s = 1.90PA...
2mtr Round Ducting - 125mm
2mtr Round Ducting - 125mm
£ 8.33
Round plastic ducting Pressure drops for 125mm circular - 2 meter 15l/s = 0.4PA 30l/s = 1.40PA 60l/s = 3.80PA...
Universal Pipe Fixing Clip
Universal Pipe Fixing Clip
£ 1.10
Universal Pipe Clip, suitable for use with PVC round ducting from sizes 100mm to 150mm. For installation guide click HERE...
Displaying 1 to 13 (of 13 products)
1 x CBMT/Q 250-54 1 HEATER KIT2 x CBA-80 Inlet Flange for CBT-801 x Acopel F400-315/1601 x Flexible PVC Ducting - 204x601 x DA9/9 Feet2 x Atex Motor Protection Switch - U-EK230E EX1 x GB-WSD 355 Weather Protection hood for the Giga-Box Fans - 355mm1 x Mounting Feet (pair) for SB-CON 2501 x Anti Vibration Mounts - Large - Pack of 4 - AVM11 x F7/G4 filter kit for IDEO HR unit1 x Etaline 400mm D4-01 3-phase1 x DA7/7 Feet1 x Helios HQW-710/6 - IP551 x ISA-ILHT-500/560/630 - Anti-vibration mounts1 x 2mtr Round Ducting - 100mm1 x Venturia Whole House Ventilation1 x MTG FEET & ANTI VIB. MOUNTS (SET OF 4) for MFQ560/4/31 x CVAT Acoustic Kitchen Fan & Inverter Kit - CVAT/4-12000/560 ND - Pack 81 x CBM 9/9 4 Pole 550watt C VR-( Three Phase) CLEARANCE ITEM1 x CMB-2-140-050 0.25Kw LG O1 x Elta Powder Coated Cased Axial Flange - 630mm1 x AL 400 D2 01 AXIALINE - High Performance Long Cased Axial Fan1 x Roof Axial Cowl - RAW10001 x CBMT/Q 250-30 1 HEATER KIT1 x Elta SPA710/4/6-3AC - IP541 x Acopel F400-200/1601 x Access Door for Circular Duct - 400 x 300 - SIZE 631 x MPS Weather Housing1 x Soler & Palau - Contra Rotating TCBTx2-560 - IP651 x 100mm Round 45 Degree Bend1 x Round ceiling diffuser 200mm1 x Biflow SB (CYL) Bifurcated Cylindrical Axial Flow Fan - 630mm1 x Woods 1400mm Flex Connector - 4148511 x HRB/6-560-35-APN-C1 x Elta SLC500-1EC -IE5 Motor- IP551 x AKOR Mounting Plate for GD model(VIM166423)1 x ELTA - Three Phase Transformer 3amps1 x BDS 400/450 RA b/d shutter1 x K 315 L Sileo Metal Tube Fan1 x Helios HQW-630/6 - IP551 x CBM 10/10 4 Pole 550watt RE VR (3 Phase)1 x Belt Drive Cased Axial Fan - 500mm - H version1 x Helios HQW-450/6 - IP551 x EC-Vent control board1 x Blast Gate (Manual) 250mm1 x Helios HQW-250/2 - IP551 x Metal Inline Fan - VENT-125NK1 x Jetflow-HIT Metal inline - 200mm1 x Duct Humidistat - HS4_hdt1 x Soler & Palau HXM-250mm1 x FSAF450B1DA Silencer 500/81 x DA12/12 Feet1 x Soler & Palau - HCBT/6-355/H - IP651 x Etaline 315mm - E2 03 (Low Power Version)1 x Elta Wall Cowl SWC35/401 x Elta Turboflow-TF - 630mm - Single phase1 x Elta SCP400-1EC - IP551 x Anti Vibration Mounts - Small - Pack of 4 - AVM2
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 50.56

I have a loft mount extractor fan which was very noisy. I ...