Rain Bird 100-ft Polyethylene Riser Flex PipeThe Rain Bird swing pipe system allows positioning underground sprinkler heads around hardscapes, terraces, plantings and uneven terrain. Absorbing shock from mowers and other traffic, this flexible tubing system helps minimize repairs and prolongs sprinkler life. A complete range of tubing lengths, fittings and swing assemblies are available to suit installation requirements. For use with underground sprinkler systems only Allows for more accurate