774XDCDA
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Discontinued
Double Check Detector Assembly Backflow Preventers
Series 774XDCDA Double Check Detector Assemblies prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply.
Literature
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Select options below to identify the UPC, Order Code, and Repair Kit for a specific 774XDCDA
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Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:
| ASSE | CSA | FM Approvals | NSF |
| UL | ULC | USC | WQA |