Comparison : Item # 300-1/2, Merit Brass ASME Class 300 Flanged End Ball Valve
Item # 300-3/4, Merit Brass ASME Class 300 Flanged End Ball Valve
Item # 300-1, Merit Brass ASME Class 300 Flanged End Ball Valve
Item # 300-1-1/4, Merit Brass ASME Class 300 Flanged End Ball Valve
Item # 300-1-1/2, Merit Brass ASME Class 300 Flanged End Ball Valve