100mm Circular (4")

Full range of 100mm (4") Circular duct fittings
Displaying 1 to 13 (of 13 products)
100mm - 125mm Round Reducer
100mm - 125mm Round Reducer
£ 1.54
100mm to 125mm Round Reducer...
100mm Round 45 Degree Bend
100mm Round 45 Degree Bend
£ 2.99
100mm Round 45 Degree Bend Connector for round plastic duct systems....
100mm Round 90 Degree Bend
100mm Round 90 Degree Bend
£ 2.99
100mm Round 90 Degree Connector for round plastic duct systems....
100mm Round Condensation Trap
100mm Round Condensation Trap
£ 16.08
Condensation trap for use with plastic round duct of 100 diameter. Prevents condensed water from running back down the duct towards the fan in vertical PVCu ducted applications. Not suitable fo...
100mm Round Connector
100mm Round Connector
£ 1.65
Plastic Inline Duct Connectors - 100mm....
100mm Round Connector with Damper
100mm Round Connector with Damper
£ 3.32
100mm Round Plastic Duct Connector with Damper...
100mm Round Equal T Piece
100mm Round Equal T Piece
£ 3.65
100mm Round Equal T Piece PVC T-Piece to connect to round ducting....
100mm Round Wall Plate
100mm Round Wall Plate
£ 1.39
100mm Round Wall Plate...
100mm Wall Duct - 350mm
100mm Wall Duct - 350mm
£ 2.33
Wall Duct - 350mm For bridging cavities or lining solid exterior walls. Mortared into position. ...
150mm - 100mm Round Reducer
150mm - 100mm Round Reducer
£ 3.35
150mm - 100mm Round Reducer...
1mtr Round Ducting - 100mm
1mtr Round Ducting - 100mm
£ 6.49
Round plastic ducting Pressure drops for 100mm circular - 1 meter 15l/s = 0.5PA 30l/s = 1.4PA 60l/s = 3.10PA...
2mtr Round Ducting - 100mm
2mtr Round Ducting - 100mm
£ 11.99
Round plastic ducting Pressure drops for 100mm circular - 2 meter 15l/s = 1.00PA 30l/s = 2.80PA 60l/s = 6.20PA...
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 Transformer (silent) speed controller - RE 7.0 Amp1 x Spiral Ducting 1 meter - 355mm1 x Etaline 355mm - E2-011 x Chaysol Da 15/11 CMAL 1800W 6 Pole - Closed Motor - Single Phase1 x JCC-560 - ADAPTER FOR CIRCULAR DUCT - for CTHB/T Roof Fans,1 x Anti Vibration Mounts - Large - Pack of 4 - AVM11 x DA 12/12 RTC/CM 1100w 6PT1 x Plate Axial Wire Protection Guard - DEF-D-375mm1 x WGZ500- Vent Axia Fan Guard 500mm1 x Soler & Palau TCBT/2-315/H-B E70 - IP551 x Chaysol DA 12/9 NT (V600008)1 x KRJ - 160 Inlet Guard for CBB/CBT fans1 x AL 315 D2 01 - High Performance Long Cased Axial Fan (3 phase)1 x Impeller Side Guard - 1000mm1 x Chaysol DA 7/91 x Chaysol da 12-12 CM-AL- 550 Watt1 x Chaysol da 9-9 CM/AL-373W1 x SG AW 1000 Guard 6 (GFC)1 x HCFB/4-450mm plastic impeller plate fan1 x Chaysol Da 12/9 CMAL - 736W 6 Pole - Closed Motor - Single Phase1 x HV Wall Mounted Belt Drive Fan 1250mm 400V / 50Hz 1.1kW - Three Phase1 x CBM Low Pressure Centrifugal Fan - CBM 7/7 6 Pole 72watt CVR1 x Chaysol da 9-7 - V7099331 x Impeller Side Guard - 560mm1 x Chaysol Da 15/11 CMAL - 2200W 6 Pole - Closed Motor - Three Phase1 x Chaysol DA 12/9 CMAL - 1100W 6 Pole - Closed Motor - Three Phase1 x Elta Short Cased ATEX Axial fan - SCX050L2-A9/161 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Chaysol DA 9/7 3 speed1 x KRJ - 225 Inlet Guard1 x Chaysol da 9-91 x Transformer (silent) speed controller - RE 1.5 Amp1 x Elta SCP315/4-1AC - IP551 x Impeller Side Guard - 630mm1 x 2mtr Round Ducting - 100mm
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 ...