The Graco G-JR is an ideal methanol injection pumping solution that has been engineered to offer reliable chemical dosing at a low cost. 

• Offered in DC solar and AC electric, Harrier™ EZ-JR controller comes standard on the G-JR chemical pump.
• Offers a similar set of features as the current Harrier EZ controller
• One plunger size and one seal material options takes the guesswork out of speccing out a pump
  • Easily monitors your system for control, troubleshooting, maintenance needs and alerts.
• Utilizes a temperature probe that allows you to turn on the pump at a user-defined temperature setting
• Avoids over-treating and saves money