When your pipeline pressure and flow need to remain steady, this union from GF Piping Systems is the perfect fit. This union has a maximum temperature of 210 degrees F. This fitting falls into fittings schedule 80. The union has a maximum pressure of 150 psi @ 73 Degrees F. It fits a pipe size of 1". It comes in gray. This union also meets the following environmental guidelines: Does not Contain Reproductive or Developmental Toxins (as Per State of CA List), Endocrine Disrupters (as Per European Union Priority For Research List), Asthmagens (as Per AOEC List), Carcinogens (as Per IARC 1-2A-2B Lists).