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12_ Wide Throat Grates
Specifications Compatible Series or Model 719 Compatible Size Used On 3/4 IN Kit Contents Disc Holder
It is applicable for liquid and steam service to protect check valves
and features a recessed grate with openings parallel to the channel length
Watts LF709-QT-FDA-IOT 4 - Part of the LF709 Series silt-fence-selector 12_ Wide Throat GratesThis 4 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. Ideal for protection in continuous pressure piping applications and cross connections identified as non health hazards. This assembly consists of a fused epoxy coated cast iron body, FDA epoxy coated