Apollo™, 1061410, Safety Relief Valve, High Capacity, Series: 10-600, 3/4 x 1 in Nominal, FNPT End Style, 250 deg F, Media: Water, Lever Handle Actuator, Bronze Body, Alloy Steel Trim, Silicone Seat Softgoods, 5.3 in H x 3.2 in W Dimensions, Domestic