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 FSAF1250C1DA Silencer 1320/201 x Circular Inline Silencers - 600mm - 600mm1 x Clearflow CFHT Kitchen/High Temp Roof Fan - CFHT560/4-3AC1 x Quietflow SQSDCV100-1ECL - Centrifugal Box Fan1 x Elta Unpodded Silencer Melinex 2D-1000mm Dia1 x Singleflow SSDL100-1EC1 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x Gripple HVAC Hanger Range - Loop Fast - LF1 - 1mtr1 x Clearflow CFHT Kitchen/High Temp Roof Fan - CFHT350/4-3AC1 x Ducting 90 Degree Bend - 560mm1 x Universal Pipe Fixing Clip1 x AF VVX-200 - Villavent Filter1 x KV 160 XL Sileo1 x Ducting Y Piece - 400mm1 x Spiral Ducting 3 Meters - 150mm1 x Same Day Shipping Surcharge1 x AXC 315-6/11-2(B)-PV 300*C - Smoke Extract Fan1 x 204x60mm Equal T Piece1 x Flanged Spigot - 400mm1 x Duct Mounted Filter Box - G4 Grade Panel - 250mm1 x Airbrick Grille with flange - 204 x 60mm1 x Duct Mounted Filter Box With G2 Paper AND Metal Washable Filter - 400mm1 x 204x60mm x 1000mm Long Hi-Flow Duct Silencer1 x IK - Inspection Door & Drain Plug for TLZ 450 R1 x Duct Termination with Mesh - 150mm1 x Spiral Ducting 1 meter - 150mm1 x Comefri - TLZ 450 R - High Performance Scroll Fan1 x 100mm Round Wall Plate1 x Duct Fast Clamps - 400mm1 x FUM Mounting Foot for ERM 2501 x 100mm Round 90 Degree Bend1 x 204x60mm Elbow Bend with 125mm Fixed Spigot1 x HRB/6-630-25-BPN1 x 204x60mm x 2m Low Profile Plastic Ducting - 2 Meter1 x 204x60mm Elbow Bend with 150mm Fixed Spigot1 x Spiral Ducting 1 meter - 400mm1 x ELS-GU Flush Mounted Casing
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 ...