1800 SERIES SPRAY SPRINKLER 1800 Series spray heads have first rate quality built in for reliable operation and long life. Their superior components and features make them the spray heads of choice for a wide variety of applications.Strong stainless steel spring provides reliable stem retraction. Precision controlled flush at pop-down clears debris from unit, assuring positive stem retraction in all soil types. Two-piece ratchet mechanism on all models allows easy nozzle pattern allignment and provides added durability. Available in 2",3",4",6" and 12" pop-up. RAIN BIRD 1802 1800 2" POPUP SPRAY HEAD LESS NOZZLE. 1/2" FPT INLET. SOLD BY EACH. 100 PER CASE. 1802$1.66 RAIN BIRD 1803 1800 RAIN BIRD 3" POPUP SPRAY HEAD LESS NOZZLE. 1/2" FPT INLET. SOLD BY EACH. 75 PER CASE. 1803$2.10 RAIN BIRD 1804 1800 RAIN BIRD 4" POPUP SPRAY HEAD LESS NOZZLE. 1/2" FPT INLET. SOLD BY EACH. 75 PER CASE. 1804$1.49 RAIN BIRD 1806 1800 RAIN BIRD 6" POP UP SPRAY HEAD LESS NOZZLE. 1/2" FPT INLET. SOLD BY EACH. 50 PER CASE. 1806$5.45 RAIN BIRD 1812 1800 RAIN BIRD 12" POPUP SPRAY HEAD LESS NOZZLE. 1/2" FPT INLET. SOLD BY EACH. 50 PER CASE. 1812$7.45