Pexflow PFW-R12500 Potable Water Pex tubing, 500 ft, Red Reliable  resistant to cracks, uninterrupted water flow, maintenance free, long life expectancy Performance  robust delivery of hot water distribution system Flexible - ability to bend pipe making it easy to work with the bend radius of 5 feet Markings - PEX tubing markings unique feature imprints common standards and ratings making it easy to understand tubing properties PEX Type: PEX B / Color: 1 x Red / PEX Tubing Size: 1/2 Inch / Coiled: Yes / Total Length: 1 x 500 Feet / Outside Diameter: 0.625 Inch / Inside Diameter: 0.475 Inch / Pressure Ratings: 80psi @ 200F, 100psi @ 180F, 160psi @ 73F