Brennan PCNY2803-02-02 PBT Push-to-Connect Tube Fitting, Wye, 1/8" Tube OD Run tee with female connections on one straight end and the branch, and a male connection on the other straight end Accepts nylon and polyurethane tube fittings Made of polybutylene terephthalate (PBT) for resistance to solvents, shrinkage, heat, and impact Working pressure of up to 290 psi Operating temperature ranges from -4 to 175 degrees F