About the Rainbird 1804SAMP45 Spray Head Body W/Prs 4 Pop-Up
The Rain Bird 1804-SAM-P45 is a 4" Pop-Up Spray Head with built-in Seal-A-Matic Check Valve (45 PSI). This spray head offers a built-in Seal-A-Matic check valve that eliminates the need for under-the-head check valves. This spray head prevents drainage from spray heads at lower elevations, stops water waste, and ends landscape damage due to flooding and/or erosion.