Add a nice aesthetic touch and peace of mind to your loop with this elegant visual flow indicator. Designed for silent operation; the impeller will not add any unwanted sound to your rig. Technical specifications:Dimensions: 88 x 40 x 15mmpressure resistant up to 2 bar, max.Connection: for hoses of 6-11mm inside diameter.Material: SAN or PMPOperating (according to manufacturer): PMP up. + 60 ° C (and good chemical stability), SAN up to max. 30 ° C