PrimoFlex Pro LRT UV Blue Tubing -1/2in. ID X 3/4in. OD (10ft pack) LRT (Low Radius Technology) Performs well at low temperatures (to -100F) Excellent for use in low-torque pump applications Resistant to a broad range of corrosive chemicals and Anti-Microbial Sold in 10ft Coils, UV Reactive under UV Lighting