GD720 Series Regulators Features • Full Range Capability • Single Hand Wheel Control • Balanced Poppet Insures Accuracy • Integral Vent Valve BLR50 Series Regulators Features • Quarter Turn Control • Accurate • Highly Reliable (No Springs, Diaphragms, or Pistons) • Self-venting • High Flow • Excellent Sensitivity • Panel Mount PR50 & HPR50 Series Regulators Features • High Pressure & High Flow • Balanced Poppet Design • Captured Vent