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 Potentiometer EGH 01 - for DDMP Fans1 x DDMP 07-07 1F 1100W M6AO DA51 x Duct Mounted Filter Box - G4 Grade Panel - 200mm1 x MPC 450 E4 20 - High Temp Acoustic Box Fan1 x 220x90mm Mounting Clip (Individual)1 x 100mm Wall Duct - 350mm1 x Anti Vibration Mounts - Small - Pack of 4 - AVM21 x 316 Grade Stainless Steel Flat Bar Flange - 400mm1 x Flanged Spigot - 100mm1 x Elta SPA710/4/6-3AC - IP541 x Soler & Palau - HXTR/6-710/H - IP54 - BFLOW1 x 110 x 54mm Rectangular Wall Plate1 x 110 x 54mm Flat Channel Connector1 x Soler & Palau - HXTR/4-560/H - IP541 x 100mm - 125mm Round Reducer1 x MEV 160 & 300 FT (FastTrack) Additional Spigots1 x Elta SCP710/6/8-3AC - IP551 x 150mm Round Connector1 x Elta Cased Axial Flange - 250mm1 x CBS-80 Outlet Flange for CBT-801 x Electronic extractor fan speed controller - FSC 1.51 x Duct Termination with Mesh - 400mm1 x HRT/4-400-BPN1 x Spiral Rapid Lock Clamp - 125mm1 x Duct Termination with Mesh - 315mm1 x HV Wall Mounted Belt Drive Fan 1500mm 400V / 50Hz 1.5kW - Three Phase1 x HV Wall Mounted Belt Drive Fan 1000mm 400V / 50Hz 0.75kW - Three Phase1 x HV Wall Mounted Belt Drive Fan 800mm 220V to 240V / 50Hz 0.75kW - Single Phase1 x Ancillary Sealing Band - 315mm1 x Anti Vibration Duct Suspension Rings - 315mm1 x Ducting 90 Degree Bend - 315mm1 x Soler & Palau TCBT/4-710/H - IP651 x Elta SLC710/4A-3AC - IP551 x Soler & Palau TCBT/6-710/H - IP651 x Belt Drive Cased Axial Fan - 800mm - L version1 x Quietflow SQS500-1ECL - Centrifugal Box Fan1 x 125mm Wall Duct - 350mm1 x Spiral Ducting 3 Meters - 250mm1 x Ducting 30 Degree Bend - 250mm1 x Male Ducting Connector - 250mm1 x Spiral Ducting 1 meter - 250mm1 x Ducting T Piece Equal - 250mm1 x Duct Quick Suspension Rings with Clasp - 250mm1 x Ducting 30 Degree Bend - 150mm1 x Soler & Palau - HCBT/6-355/H - IP651 x SPI-200 C Iris damper1 x CAB-250 ECOWATT Energy Efficient Acoustic Box Fan1 x Flexible PVC Ducting - 15 Mtr1 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x SPI-250 C Iris damper1 x Female Ducting Connector - 150mm1 x Elta SLC500/2B-3AC - IP551 x Elta SCP350/4-3AC - IP551 x Soler & Palau - HCBB/6-355/H - IP651 x HRT/4-355-BPN1 x Flanged Spigot - 150mm1 x Singleflow SSDL250-1EC1 x SPI-125 C Iris damper1 x Soler & Palau - HXBR/4-355/H - IP541 x Duct Suspension Rings - 150mm1 x HPA Heavy Duty Flexible Ducting1 x Curved boot - 800mm
Air Quality Sensor - AQS
Air Quality Sensor - AQS
£ 98.29 now £ 65.00
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 ...