3/8 in. x 500 ft. Polyethylene Tubing Coil in BlackJohn Guest 3 8 in. LLDPE Polyethylene Tubing is ideal for use in a wide range of applications requiring low temperature, flexibility, and durability. Common applications include: water purification, reverse osmosis systems, ice makers and misting systems, car wash systems, home office coffee and beverage dispensing equipment, and pneumatic lines. It is suitable for a wide range of pressures and temperatures while providing substantial chemical