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 Metal Inline Fan - VENT-400N1 x VBK 65 - Water heating battery1 x PRIO 400 EC, Axial circular duct fan - EC motor1 x CBMT/Q 315-120 3 HEATER KIT1 x HV Wall Mounted Belt Drive Fan 800mm 220V to 240V / 50Hz 0.75kW - Single Phase1 x JETLINE-125 - In Line Centrifugal Duct Fan1 x CBMT/Q 125-12 1 HEATER KIT1 x Helios GigaBox 400mm GBW 400/4 centrifugal1 x Flanged Spigot - 630mm1 x CBMT/Q 400-9 3 HEATER KIT1 x CBMT/Q 150-15 1 HEATER KIT1 x Etamaster EM 400 EC 01 inline mix-vent fan1 x CC-800-5.5kw1 x Belt Drive Cased Axial Fan - 800mm - H version1 x Soler & Palau TCBT/6-800/H - IP651 x Soler & Palau TCBT/6-800/G - IP651 x TCBT/4-400/H EXEIIT3 ATEX1 x CTHB/6-400 High Temp Kitchen Roof Fan1 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line1 x Heat Resistant In-line Axial Fan - VOK 150/120 H1 x LCA403218 - Long Cased Axial Fan1 x Synthetic Air Filter Media - 6mm x 2mtr x 20mtr Roll1 x Synthetic Air Filter Media - 15mm x 1000mm x 1000mm1 x 125mm Insulated 90 Degree Bend1 x Synthetic Air Filter Media - 6mm x 2mtr x 5mtr Roll1 x Elta Wall Cowl SWC35/401 x Elta SLC560/2-3AC - IP551 x Economy Airvent 150mm Fan1 x ISOR 250 EC 201 x 100mm Wall Duct - 350mm1 x Spiral Ducting 3 Meters - 560mm1 x Helios GigaBox 400mm GBD 400/4/4 T120 centrifugal1 x 600-VP90SA-4P MOTOR EP90 0.75KW 4POLE ELTA101 x CTHT Kitchen/High Temp Roof Fan- 400mm1 x Helios TSD 5.5 Transformer Speed Control (400v)1 x KVK SLIM 500 EC - Centrifugal Circular Duct Fan1 x Soler & Palau - Contra Rotating TCBTx2-560 - IP651 x Flanged Spigot - 560mm1 x Curved boot - 800mm1 x Quietflow SQS250-1ECL - Centrifugal Box Fan1 x HRFD 400/4 EX Atex Rated 400mm Cased Axial Fan 400v1 x Quietflow SQS500-1ECL - Centrifugal Box Fan1 x 125mm - 150mm Round Reducer1 x 100mm Round Condensation Trap1 x Curved boot - 560mm1 x CTHT Kitchen/High Temp Roof Fan- 225mm
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 ...