125mm Circular (5")

Full range of 125mm (5") duct fittings

Displaying 1 to 13 (of 13 products)
125mm - 100mm Round Reducer
125mm - 100mm Round Reducer
£ 1.62
125mm - 100mm Round Reducer...
125mm - 150mm Round Reducer
125mm - 150mm Round Reducer
£ 3.61
125mm - 150mm Round Reducer...
125mm Round 45 Degree Bend
125mm Round 45 Degree Bend
£ 7.70
Connector for round pipe systems...
125mm Round 90 Degree Bend
125mm Round 90 Degree Bend
£ 8.16
Connector for round pipe systems....
125mm Round Condensation Trap
125mm Round Condensation Trap
£ 19.22
Condensation trap for use with plastic round duct of 125 diameter. Prevents condensed water from running back down the duct towards the fan in vertical PVCu ducted applications. Not suitable fo...
125mm Round Connector
125mm Round Connector
£ 2.33
Plastic Inline Duct Connectors - 125mm,...
125mm Round Connector with Damper
125mm Round Connector with Damper
£ 5.82
125mm Round Connector with Damper...
125mm Round Equal T Piece
125mm Round Equal T Piece
£ 7.29
125mm Round Equal T Piece PVC T-Piece to connect to round ducting....
125mm Round Wall Plate
125mm Round Wall Plate
£ 2.04
125mm Round Wall Plate...
125mm Wall Duct - 350mm
125mm Wall Duct - 350mm
£ 2.78
Wall Duct - 350mm For bridging cavities or lining solid exterior walls. Mortared into position. ...
1mtr Round Ducting - 125mm
1mtr Round Ducting - 125mm
£ 7.17
Round plastic ducting Pressure drops for 125mm circular - 1 meter 15l/s = 0.2PA 30l/s = 0.7PA 60l/s = 1.90PA...
2mtr Round Ducting - 125mm
2mtr Round Ducting - 125mm
£ 11.66
Round plastic ducting Pressure drops for 125mm circular - 2 meter 15l/s = 0.4PA 30l/s = 1.40PA 60l/s = 3.80PA...
Universal Pipe Fixing Clip
Universal Pipe Fixing Clip
£ 1.16
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 Elta 10 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 2amps1 x EC6H - Reversible Group Fan Electronic Controller2 x Electronic extractor fan speed controller - FSC 1.51 x Elta 3 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 8amps2 x Elta 6 Amp Electronic single phase speed controller with TK1 x ELTA - Single Phase Transformer 16amps1 x EFSC-3N- Single Phase Speed Control1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Elta 2 Amp Electronic single phase speed controller.1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x ELTA - Single Phase Transformer 4amps1 x ELTA - Single Phase Transformer 12amps1 x Airvent ceiling fan controller1 x Elta 6 Amp Electronic single phase speed controller.1 x EFSC-6N- Single Phase Speed Control1 x COM-31 x ELTA - Single Phase Transformer 10amps1 x NKS-D swirl diffuser v-300 x 300mm1 x Circular Ceiling Diffuser - TST 1251 x PCA Diffuser - PCA-3151 x Circular Ceiling Diffuser - TST 1001 x Balance S Diffuser - NO RING - 125mm1 x Curved Blade Grille 600x600 (2way blow)1 x JSR 200 Painted RAL50181 x Circular Ceiling Diffuser - TST 1601 x Balance S Diffuser - NO RING - 100mm1 x Versio Square Ceiling Diffusers - RS141 x Round ceiling diffuser 200mm1 x Round ceiling diffuser 300mm1 x Round ceiling diffuser 250mm1 x PCA Diffuser - PCA-2501 x Round ceiling diffuser 350mm2 x Remote controller FLEX - for VEKO INT1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans3 x Transformer 5 Speed Controller - ATC1-10TK3 x Transformer 5 Speed Controller - ATC1-4TK3 x Helios TSW 3 Amp Transformer speed controller3 x Transformer 5 Speed Controller - ATC1-8TK1 x Vent Axia ACM 125 inline mixed flow duct fan1 x MWS 3 – Transformer Controller With Motor Protection2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x CS2 Current Switch1 x Temperature Fan Speed Controller - ATCP4-WMS2 x Helios TSW 0.3Amp Compact Transformer speed controller1 x Helios TSW 7.5 Amp Transformer speed controller1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan2 x Helios TSW MCB Amp Transformer speed controller1 x Vent Axia ACM 100 inline mixed flow duct fan1 x Vent Axia ACM 200 inline mixed flow duct fan1 x Helios TSW 1.5 Amp Transformer speed controller
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40

I have a loft mount extractor fan which was very noisy. I ...