188A - Watts

188A

Anti-Siphon Vacuum Breaker Backflow Preventers for Irrigation Systems

Series 188A Anti-Siphon Vacuum Breaker Backflow Preventers for irrigation systems prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. They have a brass body construction with bronze internal trim, a chemical resistant silicone seat disc, and an atmospheric vent to prevent spilling. Maximum pressure is125 psi (8.6 bar).

Literature

- Installation Instructions - 188A, 288A, N388, LF288A, LFN388
- Specification Sheet - 188A

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Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet 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