Suitable for use with Gardena irrigiation systems, including the Pipeline, Sprinklersystem, Original GARDENA System, and Profi system ranges, this drain valve set is designed to be used in conjunction with an air compressor or a manual pump (for example a bicycle pump) in order to purge any remaining water from the system and prevent frost damage. SpecificationsCompatibility: Pipeline, Sprinklersystem, Original GARDENA System, Profi System Features and BenefitsDrains residual water from Gardena irrigation systems in order to prevent frost damageRequires an air compressor or a manual air pumpSuitable for Pipeline, Sprinklersystem, Original GARDENA System and Profi System setupsIncludes Original GARDENA system and Profi system adaptors ContentsDrain ValveHose Connector AdaptorOriginal GARDENA System AdaptorProfi System Adaptor