Flow Indicator, Indicator Type Rotor, Body Material Polystyrene, Connection Size 1/4 in, Connection Type Barbed, Operating Pressure - Maximum 10 psig, Sight Material Not Applicable, Sight Diameter Not Applicable, Number of Windows Not Applicable, Flow Direction Horizontal, Vertical, Media Temperature - Minimum 40 Degrees F, Media Temperature -Maximum 175 Degrees F, Seal Material Not Applicable, For Media Type Gas, Liquid, Overall Length 51 mm