SharkBite 3/4-in x 10-ft Blue PEX-B Pipe in the PEX Pipe, Fittings & Specialty Tools department at Lowes.com
Pex-B Tubing 3/4 Inch x 100 Ft Pex Tube Coil, Non-Barrier Pex Pipe for Potable Water, 3/4" Pex Flexible Water Tubing for Plumbing, Blue Pex Tubing - Pipes - Amazon.com
Buy 3/4" X 500 Feet PEX with Oxygen Barrier Tubing - Radiant for only $206.95
3/4" PEX Tubing for Plumbing (Red) 500ft roll - PexUniverse
EZ Lay Triple Wrap Commercial Grade Insulated 3/4" NB Pex Tubing - The Log Boiler
SharkBite 3/4 in. x 50 ft. Coil Blue PEX Pipe U870B50 - The Home Depot