Diaphragm: FKM (Viton). EHCO TECH S20V-1/4-CD-12VDC SOLENOID VALVE. Great general purpose valve for many water, air, gasoline, Diesel, or gas projects. Valve body: Stainless Steel (SS304). Plunger and plunger guide tube: Stainless Steel (300 and 400 series).
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