100mm Circular (4")

Full range of 100mm (4") Circular duct fittings
Displaying 1 to 13 (of 13 products)
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...
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...
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...
150mm - 100mm Round Reducer
150mm - 100mm Round Reducer
£ 3.35
150mm - 100mm Round Reducer...
100mm Wall Duct - 350mm
100mm Wall Duct - 350mm
£ 2.33
Wall Duct - 350mm For bridging cavities or lining solid exterior walls. Mortared into position. ...
100mm Round Wall Plate
100mm Round Wall Plate
£ 1.39
100mm Round Wall Plate...
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 Connector with Damper
100mm Round Connector with Damper
£ 3.32
100mm Round Plastic Duct Connector with Damper...
100mm Round Connector
100mm Round Connector
£ 1.65
Plastic Inline Duct Connectors - 100mm....
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 90 Degree Bend
100mm Round 90 Degree Bend
£ 2.99
100mm Round 90 Degree Connector for round plastic duct systems....
100mm Round 45 Degree Bend
100mm Round 45 Degree Bend
£ 2.99
100mm Round 45 Degree Bend Connector for round plastic duct systems....
100mm - 125mm Round Reducer
100mm - 125mm Round Reducer
£ 1.54
100mm to 125mm Round Reducer...
Displaying 1 to 13 (of 13 products)
1 x Duct Termination with Mesh - 125mm1 x Duct Quick Suspension Rings with Clasp - 125mm1 x RSK400 - Back Draught Shutter1 x HRB/6-560-35-APN-C1 x ELTA - Single Phase Transformer 10amps1 x Soler & Palau TCBT/6-800/L - IP651 x Elta SPA630/68-3AC - IP541 x CAB-160 ECOWATT Energy Efficient Acoustic Box Fan1 x HRT/6-630/30-BPN1 x Soler & Palau - HCBT/6-900/H - IP551 x KABT High Temp Acoustic Kitchen Fan & Inverter Kit - KABT/4-9000/500 ND - Pack 41 x Helios HRFW 355/4 TK1 x Spigot plate - 900mm1 x Spiral Ducting 1 meter - 710mm1 x ACQ-150-12D Acoustic Inline Box Fan1 x Flanged Spigot - 560mm1 x EC-Vent control board1 x KVK SLIM 100 EC - Centrifugal Circular Duct Fan1 x Soler & Palau TCBT/6-355/H - IP441 x CAB-150 ECOWATT Energy Efficient Acoustic Box Fan1 x ACO 149-ACO1/EDV1 x RVK-EX 315D4 (ATEX) - 315mm Atex Rated Centrifugal Fan1 x CRHT/4-315 N Roof mounted Fan - Horizontal discharge1 x Helios HQW-630/4 - IP551 x Clearflow CFHT Kitchen/High Temp Roof Fan - CFHT500/4-3AC1 x Synthetic Air Filter Media - 10mm x 1000mm x 1000mm1 x Ducting 90 Degree Bend - 710mm1 x Curved boot - 900mm1 x Metal Inline Fan - VENT-100NK1 x Raptor SDA350/4-1EC1 x Bellimo TF24S Actuator 24V1 x Elta 3 Amp Electronic single phase speed controller with TK1 x KABT High Temp Acoustic Kitchen Fan & Inverter Kit - KABT/4-12000/560 ND - Pack 51 x AW Sileo EC Plate Axial Fan - Three Phase - 630mm1 x FSD-TD 200mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x ACO8AC/EC AutoChangeover panel1 x AIRVENT speed control - AIR4019611 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Duct Termination with Mesh - 710mm
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 ...