· 10 year warranty · Fail safe "reverse flow" design insures that the valve will remain closed in the event of a diaphragm wall failure and extends diaphragm life · Excellent for micro-irrigation valve will operate as low as 1 GPH · Dual flexing diaphragm ports provide great contamination resistance in dirty water or reclaimed applications · S24BSA solenoid with coated actuator maximizes corrosion protection · Heavy duty bronze body · Shock cone slows the water during closing to minimize water hammer · 1" - 3" models available