RLS® Tee, Series: 3091 Series, Tee Fitting, 3/4 in Connection Size 1, Press Connection Type 1, 3/4 in Connection Size 2, Press Connection Type 2, 3/4 in Connection Size 3, Press Connection Type 3, Press|Press|Press Connection Type, Copper, Copper Material Construction, 0.88 in Tube OD, 700 psi, 250 deg F, Additional Information: Refrigerant-Grade Copper, HNBR O-ring Material