Check the listing for details. Irritec Speed Riser Tubing. Condition: New. Listed at 7.57 USD. Speed Riser Tubing is only compatible with our Connecto fittings. Tubing ID is 0.750". Speed Riser tubing does not obstruct flow. Available in pre-cut lengths. Please Note: This is tubing section only, Connecto fittings sold separately.Irritec USA, a leader in irrigation technology, brings us Connecto Fittings and Speed Risers, a revolutionary breakthrough in riser technology. Connecto fittings and Speed Risers perform the same function as traditional flexible PVC risers but are quicker to install, more durable, while offering the ultimate in protection for your underground pipes. Speed Risers and Connecto fittings utilize Irritec Connecto technology, an industry standard for high pressure water systems, adapted for use in Agricultural applications where flexible PVC material is used.