ITEM NAME:1Pc Float Ball Valve Humidifier Water Tank 1/2" Float Valve Ball Cock JR Product Name:Â ball valve Model:Â DN15 Wire port size:Â 1/2 " Body material:Â Reinforced ABS Float Material:Â PE Spool Material:Â NR Apply pressure:Â 0.01- 1.2 MPA.Float Material: PE. Spool Material: NR. Wire port size: 1/2 ". Body material: Reinforced ABS.