COMPRN UNION 3/8"X1/4" *Brand Name: ATC *End 1 Diameter: 3/8 in. *End 1 Type: Compression *End 2 Diameter: 1/4 in. *End2 Type: Compression *Material: Yellow Brass *Product Type: Reducing Union *ANSI Certified: Yes *Maximum Temperature: 250 ~~F *Maximum Pressure: 250 psi *Compatible Pipe Material: Brass, Copper, and Iron *Packaging Type: Bagged *Number in Package: 1 pk *Average Lead Content: Lead-Free *Minimum Working Temperature: -10 deg. F *Discovery ACC, CON, SUP, EXP