Solenoid (Magnetic) Valve -
Low heat production and very reliable. New 2002 model with a soft glow light when power on. To be used with pH Controller or Timer to automate the input of CO2. Its 2 ports are of the Female Threaded NPT 1/8" (to connect directly to Needle or Metering Valves). Or use its included compression fitting 1/8" barb attachments to connect to 1/8” (ID/OD – 4/6mm) airline tubing (ie: use it inline).