Kair Round Equal T-Piece 125mm - 5 inch Plastic Ducting Tee Junction Connector

Metal Ducting Male Sleeve Connector 250mm / 10 inch Standard Coupler

110mm x 54mm Flat Rectangular Ducting Connector. Join 2 lengths of ducting.

Metal Ducting Male Sleeve Connector 125mm / 5 inch Standard Coupler

100mm Round Flexible/Rigid Ducting Straight Connector

75mm Round Radial Connector with locking clips & two sealing rings

Kair Fast Seal 125mm - 5 inch Ducting Connector for Quick Fitting Round Pipe To Duct Pipe

Metal Ducting Male Sleeve Connector 100mm / 4 inch Standard Coupler

Metal Ducting Male Sleeve Connector 150mm / 6 inch Standard Coupler

Kair Round Equal T-Piece 150mm - 6 inch Plastic Ducting Tee Junction Connector

125mm Round Flexible/Rigid Ducting Straight Connector

150mm Round Ducting Flexible/Rigid Straight Connector

I-sells Metal Ducting Male Sleeve Connector 125mm / 5 inch Rubber Seal Coupling

I-sells Metal Ducting Connector 100mm / 4 inch Female Coupling

I-sells Metal Ducting Male Sleeve Connector 100mm / 4 inch Rubber Seal Coupling

I-sells Metal Ducting Connector 125mm / 5 inch Female Coupling

I-sells Metal Ducting Male Sleeve Connector 150mm / 6 inch Rubber Seal Coupling

Sealey Cold Seal Butt Connector Yellow 5.9mm 14-12 AWG Pack of 10 Pieces YTCS10

Kair Fast Seal 125mm - 5 inch Ducting Connector for Quick Fitting Round Pipe To Duct Fitting

150mm Round Ducting Straight Connector with Damper