as is the situation when localized freezing occurs in the supply line connected to the valve inlet fitting 22 referring to fig2 another embodiment of the invention is indicated generally at 90 and has a plastic valve body 92 which has a valving chamber 94 formed therein with a main valve seat 96 similarly disposed tothat of the fig1 embodiment with a movable main valve member 98 disposedthereagainst for controlling flow to an outlet passage 100 which communicates with a resilient flow control washer 102 and outlet passage 104 it will be understood that valve 90 is actuated by an electromagneticactuator indicated generally by 134 in a manner similar to the embodiment of fig1 an inlet port 106 is formed in the valving chamber and communicates with inlet passage 108 formed in a side projecting portion 110 of the body which has a metal inlet fitting 112 secured therein over seal ring 114 by a suitable bracket 116 inlet fitting 112 has a passage 118 formed therein through which fluid from a supply not shown enters the interior of a cylindrical screen 120 which traps therein foreign particles larger than a predetermined size corresponding to the mesh size of the screen and through which fluid flows outwardly to passage 108 and through connecting passage 122 which supplies port 106 a bypass passage 124 is formed on the body which communicates with passage 118 in the interior of screen 120 via an orifice 126 formed in a retaining plug 128 orifice 126 has a check ball or valve member 130 seated against the interior end of orifice 126 and an enlarged diameter bore formed in the plug and the check valve is biased against the end of the orifice by a spring 132 the spring.