Standard 2" Backflow Preventer Male Size_3/4 Inch the ASA was reorganized and

the ASA was reorganized and became the United States of America Standards Institute (USASI)

Do not use in connection with drinking water

Non-collapsible fire and utility hose assures all around dependable service

beginning at the folded end that does not contain the couplings

Standard 2" Backflow Preventer Male Size_3/4 Inch the ASA was reorganized andDesigned to give maximum protection against backflow caused by back pressure or back siphonage from a cross connection wherein a contaminant hazard exists (i. e. a health hazard), or a pollutant hazard exists (i. e. a non hazard). Consists of two spring loaded poppet type valves and a mechanically independent, hydraulically dependent pressure differential relief valve. Three top mounted test cocks ensure easy access during repair and maintenance when