This product is a normally open valve with a 1 inch NPT connection, offering a flow capacity of 11.6 Cv and an enclosed design suitable for pressures between 4-8 pounds. Manufactured by Johnson Controls, this valve is designed to provide reliable and precise control in HVAC systems. Its sturdy construction ensures durability and longevity, making it an ideal choice for HVAC service technicians looking for a high-quality valve that can withstand the demands of their work.