577660A Caleffi XF Extra Filtration Separator 1" NPT Male Union

50% bypass feature (on 11/4" and 11/2" (sizes) to reduce pressure drop, provides side-stream dirt removal after initial startup. Working temperature range: 32 – 195 °F, Maximum working pressure: 45 psi (3 bar), Compatible medium: Water, glycol solutions up to 30%
Filter mesh size: 160 μm.