Watts 709DCDA-DOSY-CFM 4 - Part of the 709DCDA Series Geotextile High-Flow Strainer / Grate DesignIncludes

High-Flow Strainer / Grate DesignIncludes a grate or perforated cover that allows rapid water entry while keeping out debris

it blends into the flooring surface without drawing attention to itself

while the corrosion-resistant coating extends service life

90 Maximum Working Pressure-PSI 100 Minimum Temperature - Celsius 0

Watts 709DCDA-DOSY-CFM 4 - Part of the 709DCDA Series Geotextile High-Flow Strainer / Grate DesignIncludesThis 4 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. It is ideal for protection at cross connections identified as non health hazards such as on fire protection systems and from other contaminants found at the service line entrance. It