Overview Reviews Product Description Supply (2): 3/4"Delivery (2): 1/2"Control (1): 1/4"Crack Pressure: 4.0 PSI Horizontal mount, 2 port delivery located on the side of the valve. Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × RV103009 - Relay Valve (12) Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments