Orbit DripMaster 67790 4-in-1 Drip Irrigation Valve<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>One-piece construction-combines a low-flow drip valve， filter， 30 psi pressure regulator and 1/2-inch drip tubing adapter.</li><li>Fits all 1/4-inch male thread micro-spray heads</li><li>Filtration-removable 200 mesh filter with flush port</li><li>Manual bleed lever - for flushing and testing</li><li>Includes 1/2-inch drip tubing adapter - works with 690 to 710 diameter drip tubing</li><li>Saves water in drought conditions</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41-3ev6t76L.jpg" noproxy>