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 K 200 L Sileo1 x ERR 20/1 Centrifugal inline fan1 x HCF - Ceiling Fan 1400mm (56 inch)1 x GORDON W 30/12″ ET Oscillating wall mounted fan with remote control1 x Hydor Typhoon Circulation Fans - HVFB - 300mm1 x Purlin Box 800 for RAW Cowls1 x PCA Diffuser - PCA-2501 x AW Sileo EC Plate Axial Fan - Three Phase - 630mm1 x CRBB/3-160/052M EC 1H0 MP - External Rotor Motor Radial Fans1 x *NEW* TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x AW Sileo EC Plate Axial Fan - Three Phase - 560mm1 x CAB-250 ECOWATT Energy Efficient Acoustic Box Fan1 x CAB-315 ECOWATT Energy Efficient Acoustic Box Fan1 x 2mtr Round Ducting - 100mm1 x DPD SAT 10:30AM Delivery Surcharge1 x HRT/4-355-BPN1 x Direct Saturday Delivery Surcharge1 x Vent Axia SABRE Plate Mounted Sickle Fans - VSP315141 x B-flow Impeller HCBB/T-560mm1 x Soler & Palau - HXBR/4-315/H - IP541 x Soler & Palau - HCBT/2-315/H - IP651 x Helios HQW-315/4 - IP551 x CBMT/Q 400-55 1 HEATER KIT1 x Anti Vibration Mounts - Large - Pack of 4 - AVM11 x CBMT/Q 315-120 3 HEATER KIT1 x HEATER BATTERY+CONTROLS 315 DIA 1 PHASE 4/8kW1 x CBMT/Q 315-90 3 HEATER KIT1 x VBK 65 - Water heating battery1 x Air Trak Heater-100mm1 x Elta SCP560/4-3AC - IP551 x 110 x 54mm Horizontal 45 Degree Bend1 x EC-Vent control board1 x ACO-TK-ADS Auto Changeover Panel - Single Phase1 x 110 x 54mm Horizontal 90 Degree Bend1 x Jetflow-HIT Metal inline - 100mm1 x Belt Drive Cased Axial Fan - 450mm - H version1 x Soler & Palau - HCBT/6-560/H - IP651 x Soler & Palau - HCBT/4-560/H - IP651 x HV STYLVENT Wall Kit Threaded Rods1 x Elta SLC1000/4A-3AC - IP551 x Belt Drive Cased Axial Fan - 800mm - L version1 x Acoustic Commercial Kitchen Inline Exhaust Fan - MPS (Three Phase) - 250mm1 x Elta Podded Silencer 1D- 710mm1 x 110 x 54mm Flat Channel Clip (Pack Of 5)1 x Elta Podded Silencer 2D- 710mm1 x Elta Unpodded Silencer 1D-560mm1 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan1 x HRT/4-500/35-BPN1 x HRB/4-500-25-BPN1 x 204x60mm x 1m Low Profile Plastic Ducting - 1 Meter1 x AL 355 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x 204x60mm Rectangular to 100mm Round Adaptor1 x HCFB/4-500mm plastic impeller plate fan1 x ACCESS DOOR FOR CIRCULAR DUCT 180 X 180 -- 100/1251 x Multiflow SMB450/4-3AC1 x Ancillary Pack for SLC-4501 x AXCBF 400D4-32° (0,55 kW)1 x MV-Silent 250 Bathroom Extractor Fan Kit - Timer1 x Biflow SB (CYL) Bifurcated Cylindrical Axial Flow Fan - 630mm1 x Etaline 355mm - D2 01 3 Phase1 x Helios HQW-200/2 - IP551 x Access Door for Circular Duct - 250 x 150 - SIZE 251 x CBT-80N Centrifugal1 x Blast Gate (Manual) 300mm1 x 220x90mm to 160mm straight adapter1 x FSD-TD 350 x 200 Fire and Smoke Damper, S, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x FSD-TD 150mm Fire and Smoke Damper, Type C, EASY FIX AF, GALV Case, GALV Blades, PM230-TF (SC)1 x 204x60mm Insulated Rectangular Vertical 90° Bend1 x 220x90mm 90 Degree Vertical Bend1 x menorca 900 cooker hood1 x Synthetic Air Filter Media - 10mm x 1000mm x 1000mm1 x Roof Axial Cowl - RAW10001 x MD - Motor Protection Switch (3 Phase)1 x Soler & Palau - HCBB/4-400/H -IP65 - BFLOW1 x FN091-SDK.6N.V7P21 x IBC - Plastic Container 1000l1 x Connection Lead for Td ecowatt & PIR sensor1 x DEF-1000-AN1 x GB-WSD 250 Weather Protection hood for the Giga-Box Fans - 250mm1 x ERM 18 protection guard - SGM 18 EX1 x FU 15 16 Frequency Inverter
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 ...