The Sporlan FBS-1/4-C copper expansion valve helps regulate refrigerant flow to maintain efficient cooling performance in refrigeration systems. It operates by adjusting the amount of refrigerant entering the evaporator according to cooling demand and temperature changes. The attached 0.5-inch x 3-inch sensing bulb monitors the evaporator outlet temperature and helps the valve respond... https://partsfe.ca/fbs-14-c-sporlan-valve-expansion